예제 #1
0
def print_packages(prefix, regex=None, format='human', piplist=False, json=False):
    if not isdir(prefix):
        common.error_and_exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before listing its packages.""" % prefix,
                              json=json,
                              error_type="NoEnvironmentFound")

    if not json:
        if format == 'human':
            print('# packages in environment at %s:' % prefix)
            print('#')
        if format == 'export':
            print_export_header()

    installed = install.linked(prefix)
    if piplist and config.use_pip and format == 'human':
        add_pip_installed(prefix, installed, json=json)

    exitcode, output = list_packages(prefix, installed, regex, format=format)
    if not json:
        print('\n'.join(output))
    else:
        common.stdout_json(output)
    return exitcode
예제 #2
0
def execute(args, parser):
    prefix = common.get_prefix(args)

    regex = args.regex
    if args.full_name:
        regex = r'^%s$' % regex

    if args.revisions:
        from conda.history import History

        h = History(prefix)
        if isfile(h.path):
            if not args.json:
                h.print_log()
            else:
                common.stdout_json(h.object_log())
        else:
            common.error_and_exit("No revision log found: %s\n" % h.path,
                                  json=args.json,
                                  error_type="NoRevisionLog")
        return

    if args.canonical:
        format = 'canonical'
    elif args.export:
        format = 'export'
    else:
        format = 'human'

    if args.json:
        format = 'canonical'

    exitcode = print_packages(prefix, regex, format, piplist=args.pip, json=args.json)
    sys.exit(exitcode)
예제 #3
0
def print_packages(
    prefix, regex=None, format="human", piplist=False, json=False, show_channel_urls=config.show_channel_urls
):
    if not isdir(prefix):
        common.error_and_exit(
            """\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before listing its packages."""
            % prefix,
            json=json,
            error_type="NoEnvironmentFound",
        )

    if not json:
        if format == "human":
            print("# packages in environment at %s:" % prefix)
            print("#")
        if format == "export":
            print_export_header()

    installed = install.linked(prefix)
    if piplist and config.use_pip and format == "human":
        add_pip_installed(prefix, installed, json=json)

    exitcode, output = list_packages(prefix, installed, regex, format=format, show_channel_urls=show_channel_urls)
    if not json:
        print("\n".join(output))
    else:
        common.stdout_json(output)
    return exitcode
예제 #4
0
파일: install.py 프로젝트: mdellorto/conda
def get_revision(arg, json=False):
    try:
        return int(arg)
    except ValueError:
        common.error_and_exit("expected revision number, not: '%s'" % arg,
                              json=json,
                              error_type="ValueError")
예제 #5
0
def print_packages(prefix,
                   regex=None,
                   format='human',
                   piplist=False,
                   json=False):
    if not isdir(prefix):
        common.error_and_exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before listing its packages.""" %
                              prefix,
                              json=json,
                              error_type="NoEnvironmentFound")

    if not json:
        if format == 'human':
            print('# packages in environment at %s:' % prefix)
            print('#')
        if format == 'export':
            print_export_header()

    installed = install.linked(prefix)
    if piplist and config.use_pip and format == 'human':
        add_pip_installed(prefix, installed, json=json)

    exitcode, output = list_packages(prefix, installed, regex, format=format)
    if not json:
        print('\n'.join(output))
    else:
        common.stdout_json(output)
    sys.exit(exitcode)
예제 #6
0
def execute(args, parser):
    if not args.name:
        # Note, this is a hack fofr get_prefix that assumes argparse results
        # TODO Refactor common.get_prefix
        name = os.environ.get('CONDA_DEFAULT_ENV', False)
        if not name:
            msg = "Unable to determine environment\n\n"
            msg += textwrap.dedent("""
                Please re-run this command with one of the following options:

                * Provide an environment name via --name or -n
                * Re-run this command inside an activated conda environment."""
                                   ).lstrip()
            # TODO Add json support
            common.error_and_exit(msg, json=False)
        args.name = name
    else:
        name = args.name
    prefix = common.get_prefix(args)
    env = from_environment(name, prefix, no_builds=args.no_builds)

    if args.override_channels:
        env.remove_channels()

    if args.channel is not None:
        env.add_channels(args.channel)

    if args.file is None:
        print(env.to_yaml())
    else:
        fp = open(args.file, 'wb')
        env.to_yaml(stream=fp)
예제 #7
0
파일: main_list.py 프로젝트: jeanconn/conda
def execute(args, parser):
    prefix = common.get_prefix(args)

    if args.revisions:
        from conda.history import History

        h = History(prefix)
        if isfile(h.path):
            if not args.json:
                h.print_log()
            else:
                common.stdout_json(h.object_log())
        else:
            common.error_and_exit("No revision log found: %s\n" % h.path, json=args.json, error_type="NoRevisionLog")
        return

    if args.canonical:
        format = "canonical"
    elif args.export:
        format = "export"
    else:
        format = "human"

    if args.json:
        format = "canonical"

    print_packages(prefix, args.regex, format, piplist=args.pip, json=args.json)
예제 #8
0
파일: install.py 프로젝트: mdellorto/conda
def clone(src_arg, dst_prefix, json=False, quiet=False, index=None):
    if os.sep in src_arg:
        src_prefix = abspath(src_arg)
        if not isdir(src_prefix):
            common.error_and_exit('no such directory: %s' % src_arg,
                                  json=json,
                                  error_type="NoEnvironmentFound")
    else:
        src_prefix = common.find_prefix_name(src_arg)
        if src_prefix is None:
            common.error_and_exit('could not find environment: %s' % src_arg,
                                  json=json,
                                  error_type="NoEnvironmentFound")

    if not json:
        print("src_prefix: %r" % src_prefix)
        print("dst_prefix: %r" % dst_prefix)

    with common.json_progress_bars(json=json and not quiet):
        actions, untracked_files = misc.clone_env(src_prefix, dst_prefix,
                                                  verbose=not json,
                                                  quiet=quiet, index=index)

    if json:
        common.stdout_json_success(
            actions=actions,
            untracked_files=list(untracked_files),
            src_prefix=src_prefix,
            dst_prefix=dst_prefix
        )
예제 #9
0
def execute(args, parser):
    if not args.name:
        # Note, this is a hack fofr get_prefix that assumes argparse results
        # TODO Refactor common.get_prefix
        name = os.environ.get('CONDA_DEFAULT_ENV', False)
        if not name:
            msg = "Unable to determine environment\n\n"
            msg += textwrap.dedent("""
                Please re-run this command with one of the following options:

                * Provide an environment name via --name or -n
                * Re-run this command inside an activated conda environment.""").lstrip()
            # TODO Add json support
            common.error_and_exit(msg, json=False)
        args.name = name
    else:
        name = args.name
    prefix = common.get_prefix(args)

    env = from_environment(name, prefix)

    if args.file is None:
        fp = sys.stdout
    else:
        fp = open(args.file, 'wb')
    env.to_yaml(stream=fp)
예제 #10
0
파일: install.py 프로젝트: tacaswell/conda
def clone(src_arg, dst_prefix, json=False, quiet=False):
    from conda.misc import clone_env

    if os.sep in src_arg:
        src_prefix = abspath(src_arg)
        if not isdir(src_prefix):
            common.error_and_exit('no such directory: %s' % src_arg,
                                  json=json,
                                  error_type="NoEnvironmentFound")
    else:
        src_prefix = common.find_prefix_name(src_arg)
        if src_prefix is None:
            common.error_and_exit('could not find environment: %s' % src_arg,
                                  json=json,
                                  error_type="NoEnvironmentFound")

    if not json:
        print("src_prefix: %r" % src_prefix)
        print("dst_prefix: %r" % dst_prefix)

    with common.json_progress_bars(json=json and not quiet):
        actions, untracked_files = clone_env(src_prefix,
                                             dst_prefix,
                                             verbose=not json,
                                             quiet=quiet)

    if json:
        common.stdout_json_success(actions=actions,
                                   untracked_files=list(untracked_files),
                                   src_prefix=src_prefix,
                                   dst_prefix=dst_prefix)
예제 #11
0
def execute(args, parser):
    try:
        env = from_file(args.file)
    except exceptions.EnvironmentFileNotFound as e:
        msg = 'Unable to locate environment file: %s\n\n' % e.filename
        msg += "\n".join(textwrap.wrap(textwrap.dedent("""
            Please verify that the above file is present and that you have
            permission read the file's contents.  Note, you can specify the
            file to use by explictly adding --file=/path/to/file when calling
            conda env update.""").lstrip()))

        common.error_and_exit(msg, json=args.json)

    if not args.name:
        if not env.name:
                    # Note, this is a hack fofr get_prefix that assumes argparse results
            # TODO Refactor common.get_prefix
            name = os.environ.get('CONDA_DEFAULT_ENV', False)
            if not name:
                msg = "Unable to determine environment\n\n"
                msg += textwrap.dedent("""
                    Please re-run this command with one of the following options:

                    * Provide an environment name via --name or -n
                    * Re-run this command inside an activated conda environment.""").lstrip()
                # TODO Add json support
                common.error_and_exit(msg, json=False)

        # Note: stubbing out the args object as all of the
        # conda.cli.common code thinks that name will always
        # be specified.
        args.name = env.name

    prefix = common.get_prefix(args, search=False)
    # CAN'T Check with this function since it assumes we will create prefix.
    # cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type)
            )
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #12
0
파일: install.py 프로젝트: tacaswell/conda
def get_revision(arg, json=False):
    try:
        return int(arg)
    except ValueError:
        common.error_and_exit("expected revision number, not: '%s'" % arg,
                              json=json,
                              error_type="ValueError")
예제 #13
0
def args_func(args, p):
    from conda.cli import common

    use_json = getattr(args, 'json', False)
    try:
        args.func(args, p)
    except RuntimeError as e:
        common.error_and_exit(str(e), json=use_json)
    except Exception as e:
        if e.__class__.__name__ not in ('ScannerError', 'ParserError'):
            message = """\
An unexpected error has occurred, please consider sending the
following traceback to the conda GitHub issue tracker at:

    https://github.com/conda/conda/issues

Include the output of the command 'conda info' in your report.

"""
            if use_json:
                import traceback
                common.error_and_exit(message + traceback.format_exc(),
                                      error_type="UnexpectedError",
                                      json=True)
            print(message)
        raise  # as if we did not catch it
예제 #14
0
def execute(args, parser):
    prefix = common.get_prefix(args)

    regex = args.regex
    if args.full_name:
        regex = r'^%s$' % regex

    if args.revisions:
        from conda.history import History

        h = History(prefix)
        if isfile(h.path):
            if not args.json:
                h.print_log()
            else:
                common.stdout_json(h.object_log())
        else:
            common.error_and_exit("No revision log found: %s\n" % h.path,
                                  json=args.json,
                                  error_type="NoRevisionLog")
        return

    if args.canonical:
        format = 'canonical'
    elif args.export:
        format = 'export'
    else:
        format = 'human'

    if args.json:
        format = 'canonical'

    print_packages(prefix, regex, format, piplist=args.pip, json=args.json)
예제 #15
0
파일: main.py 프로젝트: Bbouley/conda
def args_func(args, p):
    from conda.cli import common

    use_json = getattr(args, 'json', False)
    try:
        args.func(args, p)
    except RuntimeError as e:
        common.error_and_exit(str(e), json=use_json)
    except Exception as e:
        if e.__class__.__name__ not in ('ScannerError', 'ParserError'):
            message = """\
An unexpected error has occurred, please consider sending the
following traceback to the conda GitHub issue tracker at:

    https://github.com/conda/conda/issues

Include the output of the command 'conda info' in your report.

"""
            if use_json:
                import traceback
                common.error_and_exit(message + traceback.format_exc(),
                                      error_type="UnexpectedError", json=True)
            print(message)
        raise  # as if we did not catch it
def execute(args, parser):
    name = args.remote_definition or args.name

    try:
        spec = install_specs.detect(name=name,
                                    filename=args.file,
                                    directory=os.getcwd())
        env = spec.environment
    except exceptions.SpecNotFound as e:
        common.error_and_exit(str(e), json=args.json)

    if not args.name:
        if not env.name:
            # Note, this is a hack fofr get_prefix that assumes argparse results
            # TODO Refactor common.get_prefix
            name = os.environ.get('CONDA_DEFAULT_ENV', False)
            if not name:
                msg = "Unable to determine environment\n\n"
                msg += textwrap.dedent("""
                    Please re-run this command with one of the following options:

                    * Provide an environment name via --name or -n
                    * Re-run this command inside an activated conda environment."""
                                       ).lstrip()
                # TODO Add json support
                common.error_and_exit(msg, json=False)

        # Note: stubbing out the args object as all of the
        # conda.cli.common code thinks that name will always
        # be specified.
        args.name = env.name

    prefix = common.get_prefix(args, search=False)
    # CAN'T Check with this function since it assumes we will create prefix.
    # cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(
                textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type))
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #17
0
def execute(args, parser):
    name = args.remote_definition or args.name

    try:
        spec = install_specs.detect(
            name=name, filename=args.file, directory=os.getcwd())
        env = spec.environment
    except exceptions.SpecNotFound as e:
        common.error_and_exit(str(e), json=args.json)

    if not args.name:
        if not env.name:
            # Note, this is a hack fofr get_prefix that assumes argparse results
            # TODO Refactor common.get_prefix
            name = os.environ.get('CONDA_DEFAULT_ENV', False)
            if not name:
                msg = "Unable to determine environment\n\n"
                msg += textwrap.dedent("""
                    Please re-run this command with one of the following options:

                    * Provide an environment name via --name or -n
                    * Re-run this command inside an activated conda environment."""
                                       ).lstrip()
                # TODO Add json support
                common.error_and_exit(msg, json=False)

        # Note: stubbing out the args object as all of the
        # conda.cli.common code thinks that name will always
        # be specified.
        args.name = env.name

    prefix = common.get_prefix(args, search=False)
    # CAN'T Check with this function since it assumes we will create prefix.
    # cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(
                textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type))
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #18
0
def execute(args, parser):
    json_result = {'success': True}

    if args.lock or args.all:
        locks = list(find_lock())
        json_result['lock'] = {'files': locks}
        rm_lock(locks, verbose=not args.json)

    if args.tarballs or args.all:
        pkgs_dirs, totalsize = find_tarballs()
        first = sorted(pkgs_dirs)[0] if pkgs_dirs else ''
        json_result['tarballs'] = {
            'pkgs_dir': first,  # Backwards compabitility
            'pkgs_dirs': dict(pkgs_dirs),
            'files': pkgs_dirs[first],  # Backwards compatibility
            'total_size': totalsize
        }
        rm_tarballs(args, pkgs_dirs, totalsize, verbose=not args.json)

    if args.index_cache or args.all:
        json_result['index_cache'] = {
            'files': [join(config_pkgs_dirs[0], 'cache')]
        }
        rm_index_cache()

    if args.packages or args.all:
        pkgs_dirs, warnings, totalsize, pkgsizes = find_pkgs()
        first = sorted(pkgs_dirs)[0] if pkgs_dirs else ''
        json_result['packages'] = {
            'pkgs_dir': first,  # Backwards compatibility
            'pkgs_dirs': dict(pkgs_dirs),
            'files': pkgs_dirs[first],  # Backwards compatibility
            'total_size': totalsize,
            'warnings': warnings,
            'pkg_sizes':
            {i: dict(zip(pkgs_dirs[i], pkgsizes[i]))
             for i in pkgs_dirs},
        }
        rm_pkgs(args,
                pkgs_dirs,
                warnings,
                totalsize,
                pkgsizes,
                verbose=not args.json)

    if args.source_cache or args.all:
        json_result['source_cache'] = find_source_cache()
        rm_source_cache(args, **json_result['source_cache'])

    if not any((args.lock, args.tarballs, args.index_cache, args.packages,
                args.source_cache, args.all)):
        common.error_and_exit(
            "One of {--lock, --tarballs, --index-cache, --packages, "
            "--source-cache, --all} required",
            error_type="ValueError")

    if args.json:
        common.stdout_json(json_result)
예제 #19
0
def execute(args, parser):
    json_result = {
        'success': True
    }

    if args.lock or args.all:
        locks = list(find_lock())
        json_result['lock'] = {
            'files': locks
        }
        rm_lock(locks, verbose=not args.json)

    if args.tarballs or args.all:
        pkgs_dirs, totalsize = find_tarballs()
        first = sorted(pkgs_dirs)[0] if pkgs_dirs else ''
        json_result['tarballs'] = {
            'pkgs_dir': first, # Backwards compabitility
            'pkgs_dirs': dict(pkgs_dirs),
            'files': pkgs_dirs[first], # Backwards compatibility
            'total_size': totalsize
        }
        rm_tarballs(args, pkgs_dirs, totalsize, verbose=not args.json)

    if args.index_cache or args.all:
        json_result['index_cache'] = {
            'files': [join(config.pkgs_dirs[0], 'cache')]
        }
        rm_index_cache()

    if args.packages or args.all:
        pkgs_dirs, warnings, totalsize, pkgsizes = find_pkgs()
        first = sorted(pkgs_dirs)[0] if pkgs_dirs else ''
        json_result['packages'] = {
            'pkgs_dir': first, # Backwards compatibility
            'pkgs_dirs': dict(pkgs_dirs),
            'files': pkgs_dirs[first], # Backwards compatibility
            'total_size': totalsize,
            'warnings': warnings,
            'pkg_sizes': {i: dict(zip(pkgs_dirs[i], pkgsizes[i])) for i in pkgs_dirs},
        }
        rm_pkgs(args, pkgs_dirs,  warnings, totalsize, pkgsizes,
                verbose=not args.json)

    if args.source_cache or args.all:
        json_result['source_cache'] = find_source_cache()
        rm_source_cache(args, **json_result['source_cache'])

    if not any((args.lock, args.tarballs, args.index_cache, args.packages,
                args.source_cache, args.all)):
        common.error_and_exit(
            "One of {--lock, --tarballs, --index-cache, --packages, "
            "--source-cache, --all} required",
            error_type="ValueError")

    if args.json:
        common.stdout_json(json_result)
예제 #20
0
파일: main_run.py 프로젝트: 525152625/conda
def execute(args, parser):
    if not args.package:
        parser.print_help()
        return

    import conda.install
    import conda.resolve
    from conda.api import get_package_versions, app_is_installed
    from conda.misc import launch

    prefix = common.get_prefix(args)

    if args.quiet:
        logging.disable(logging.CRITICAL)

    if args.package.endswith('.tar.bz2'):
        if app_is_installed(args.package, prefixes=[prefix]):
            fn = args.package
        else:
            error_message = "Package {} not installed.".format(args.package)
            common.error_and_exit(error_message, json=args.json,
                                  error_type="PackageNotInstalled")
    else:
        installed = []
        for pkg in get_package_versions(args.package):
            if app_is_installed(pkg.fn, prefixes=[prefix]):
                installed.append(pkg)

        for pkg in conda.install.linked(prefix):
            name, version, build = pkg.rsplit('-', 2)
            if name == args.package:
                installed = [conda.resolve.Package(pkg + '.tar.bz2',
                                                   conda.install.is_linked(prefix, pkg))]
                break

        if installed:
            package = max(installed)
            fn = package.fn

            try:
                subprocess = launch(fn, prefix=prefix,
                                    additional_args=args.arguments,
                                    background=args.json)
                if args.json:
                    common.stdout_json(dict(fn=fn, pid=subprocess.pid))
                elif not args.quiet:
                    print("Started app. Some apps may take a while to finish loading.")
            except TypeError:
                execute_command(args.package, prefix, args.arguments, args.json)
            except Exception as e:
                common.exception_and_exit(e, json=args.json)
        else:
            # Try interpreting it as a command
            execute_command(args.package, prefix, args.arguments, args.json)
예제 #21
0
파일: main_run.py 프로젝트: mrstu/conda
def execute(args, parser):
    if not args.package:
        parser.print_help()
        return

    import conda.install
    import conda.resolve
    from conda.api import get_package_versions, app_is_installed
    from conda.misc import launch

    prefix = common.get_prefix(args)

    if args.quiet:
        logging.disable(logging.CRITICAL)

    if args.package.endswith('.tar.bz2'):
        if app_is_installed(args.package, prefixes=[prefix]):
            fn = args.package
        else:
            error_message = "Package {} not installed.".format(args.package)
            common.error_and_exit(error_message, json=args.json,
                                  error_type="PackageNotInstalled")
    else:
        installed = []
        for pkg in get_package_versions(args.package):
            if app_is_installed(pkg.fn, prefixes=[prefix]):
                installed.append(pkg)

        for pkg in conda.install.linked(prefix):
            name, version, build = pkg.rsplit('-', 2)
            if name == args.package:
                installed = [conda.resolve.Package(pkg + '.tar.bz2',
                                                   conda.install.is_linked(prefix, pkg))]
                break

        if installed:
            package = max(installed)
            fn = package.fn

            try:
                subprocess = launch(fn, prefix=prefix,
                                    additional_args=args.arguments,
                                    background=args.json)
                if args.json:
                    common.stdout_json(dict(fn=fn, pid=subprocess.pid))
                elif not args.quiet:
                    print("Started app. Some apps may take a while to finish loading.")
            except TypeError:
                execute_command(args.package, prefix, args.arguments, args.json)
            except Exception as e:
                common.exception_and_exit(e, json=args.json)
        else:
            # Try interpreting it as a command
            execute_command(args.package, prefix, args.arguments, args.json)
예제 #22
0
def execute(args, parser):
    try:
        env = from_file(args.file)
    except exceptions.EnvironmentFileNotFound as e:
        msg = 'Unable to locate environment file: %s\n\n' % e.filename
        msg += "\n".join(textwrap.wrap(textwrap.dedent("""
            Please verify that the above file is present and that you have
            permission read the file's contents.  Note, you can specify the
            file to use by explictly adding --file=/path/to/file when calling
            conda env create.""").lstrip()))

        common.error_and_exit(msg, json=args.json)

    if not args.name:
        if not env.name:
            # TODO It would be nice to be able to format this more cleanly
            common.error_and_exit(
                'An environment name is required.\n\n'
                'You can either specify one directly with --name or you can add\n'
                'a name property to your %s file.' % args.file,
                json=args.json
            )
        # Note: stubbing out the args object as all of the
        # conda.cli.common code thinks that name will always
        # be specified.
        args.name = env.name

    prefix = common.get_prefix(args, search=False)
    cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type)
            )
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #23
0
파일: install.py 프로젝트: mdellorto/conda
def check_prefix(prefix, json=False):
    name = basename(prefix)
    error = None
    if name.startswith('.'):
        error = "environment name cannot start with '.': %s" % name
    if name == config.root_env_name:
        error = "'%s' is a reserved environment name" % name
    if exists(prefix):
        error = "prefix already exists: %s" % prefix

    if error:
        common.error_and_exit(error, json=json, error_type="ValueError")
예제 #24
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def check_prefix(prefix, json=False):
    name = basename(prefix)
    error = None
    if name.startswith('.'):
        error = "environment name cannot start with '.': %s" % name
    if name == config.root_env_name:
        error = "'%s' is a reserved environment name" % name
    if exists(prefix):
        error = "prefix already exists: %s" % prefix

    if error:
        common.error_and_exit(error, json=json, error_type="ValueError")
예제 #25
0
파일: main_clean.py 프로젝트: moonbot/conda
def execute(args, parser):
    json_result = {'success': True}

    if args.lock:
        locks = list(find_lock())
        json_result['lock'] = {'files': locks}
        rm_lock(locks, verbose=not args.json)

    if args.tarballs:
        pkgs_dir, rmlist, totalsize = find_tarballs()
        json_result['tarballs'] = {
            'pkgs_dir': pkgs_dir,
            'files': rmlist,
            'total_size': totalsize
        }
        rm_tarballs(args, pkgs_dir, rmlist, totalsize, verbose=not args.json)

    if args.index_cache:
        json_result['index_cache'] = {
            'files': [join(config.pkgs_dirs[0], 'cache')]
        }
        rm_index_cache()

    if args.packages:
        pkgs_dir, rmlist, warnings, totalsize, pkgsizes = find_pkgs()
        json_result['packages'] = {
            'pkgs_dir': pkgs_dir,
            'files': rmlist,
            'total_size': totalsize,
            'warnings': warnings,
            'pkg_sizes': dict(zip(rmlist, pkgsizes))
        }
        rm_pkgs(args,
                pkgs_dir,
                rmlist,
                warnings,
                totalsize,
                pkgsizes,
                verbose=not args.json)

    if args.source_cache:
        json_result['source_cache'] = find_source_cache()
        rm_source_cache(args, **json_result['source_cache'])

    if not (args.lock or args.tarballs or args.index_cache or args.packages
            or args.source_cache):
        common.error_and_exit(
            "One of {--lock, --tarballs, --index-cache, --packages, --source-cache} required",
            error_type="ValueError")

    if args.json:
        common.stdout_json(json_result)
예제 #26
0
파일: main_run.py 프로젝트: mrstu/conda
def execute_command(cmd, prefix, additional_args, json=False):
    from conda.misc import execute_in_environment
    try:
        process = execute_in_environment(
            cmd, prefix=prefix, additional_args=additional_args, inherit=not json)
        if not json:
            sys.exit(process.wait())
        else:
            common.stdout_json(dict(cmd=cmd, pid=process.pid))
    except OSError:
        error_message = "App {} not installed.".format(cmd)
        common.error_and_exit(error_message, json=json,
                              error_type="AppNotInstalled")
예제 #27
0
파일: main_run.py 프로젝트: 525152625/conda
def execute_command(cmd, prefix, additional_args, json=False):
    from conda.misc import execute_in_environment
    try:
        process = execute_in_environment(
            cmd, prefix=prefix, additional_args=additional_args, inherit=not json)
        if not json:
            sys.exit(process.wait())
        else:
            common.stdout_json(dict(cmd=cmd, pid=process.pid))
    except OSError:
        error_message = "App {} not installed.".format(cmd)
        common.error_and_exit(error_message, json=json,
                              error_type="AppNotInstalled")
예제 #28
0
파일: main_clean.py 프로젝트: Bbouley/conda
def execute(args, parser):
    json_result = {
        'success': True
    }

    if args.lock:
        locks = list(find_lock())
        json_result['lock'] = {
            'files': locks
        }
        rm_lock(locks, verbose=not args.json)

    if args.tarballs:
        pkgs_dir, rmlist, totalsize = find_tarballs()
        json_result['tarballs'] = {
            'pkgs_dir': pkgs_dir,
            'files': rmlist,
            'total_size': totalsize
        }
        rm_tarballs(args, pkgs_dir, rmlist, totalsize, verbose=not args.json)

    if args.index_cache:
        json_result['index_cache'] = {
            'files': [join(config.pkgs_dirs[0], 'cache')]
        }
        rm_index_cache()

    if args.packages:
        pkgs_dir, rmlist, warnings, totalsize, pkgsizes = find_pkgs()
        json_result['packages'] = {
            'pkgs_dir': pkgs_dir,
            'files': rmlist,
            'total_size': totalsize,
            'warnings': warnings,
            'pkg_sizes': dict(zip(rmlist, pkgsizes))
        }
        rm_pkgs(args, pkgs_dir, rmlist, warnings, totalsize, pkgsizes,
                verbose=not args.json)

    if args.source_cache:
        json_result['source_cache'] = find_source_cache()
        rm_source_cache(args, **json_result['source_cache'])

    if not (args.lock or args.tarballs or args.index_cache or args.packages or
        args.source_cache):
        common.error_and_exit(
            "One of {--lock, --tarballs, --index-cache, --packages, --source-cache} required",
            error_type="ValueError")

    if args.json:
        common.stdout_json(json_result)
예제 #29
0
파일: main.py 프로젝트: 3kwa/conda
def args_func(args, p):
    from conda.cli import common

    use_json = getattr(args, 'json', False)
    try:
        args.func(args, p)
    except RuntimeError as e:
        if 'maximum recursion depth exceeded' in str(e):
            print_issue_message(e, use_json=use_json)
            raise
        common.error_and_exit(str(e), json=use_json)
    except Exception as e:
        print_issue_message(e, use_json=use_json)
        raise  # as if we did not catch it
예제 #30
0
파일: main.py 프로젝트: vmuriart/conda
def args_func(args, p):
    from conda.cli import common

    use_json = getattr(args, 'json', False)
    try:
        args.func(args, p)
    except RuntimeError as e:
        if 'maximum recursion depth exceeded' in str(e):
            print_issue_message(e, use_json=use_json)
            raise
        common.error_and_exit(str(e), json=use_json)
    except Exception as e:
        print_issue_message(e, use_json=use_json)
        raise  # as if we did not catch it
예제 #31
0
def print_explicit(prefix):
    import json

    if not isdir(prefix):
        common.error_and_exit("Error: environment does not exist: %s" % prefix)
    print_export_header()
    print("@EXPLICIT")

    meta_dir = join(prefix, 'conda-meta')
    for fn in sorted(os.listdir(meta_dir)):
        if not fn.endswith('.json'):
            continue
        with open(join(meta_dir, fn)) as fi:
            meta = json.load(fi)
        print(meta.get('url') or '# no URL for: %s' % fn[:-5])
예제 #32
0
def print_explicit(prefix):
    import json

    if not isdir(prefix):
        common.error_and_exit("Error: environment does not exist: %s" % prefix)
    print_export_header()
    print("@EXPLICIT")

    meta_dir = join(prefix, "conda-meta")
    for fn in sorted(os.listdir(meta_dir)):
        if not fn.endswith(".json"):
            continue
        with open(join(meta_dir, fn)) as fi:
            meta = json.load(fi)
        print(meta.get("url") or "# no URL for: %s" % fn[:-5])
예제 #33
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def execute(args, parser):
    name = args.remote_definition or args.name

    try:
        spec = specs.detect(name=name,
                            filename=args.file,
                            directory=os.getcwd(),
                            selectors=args.select)
        env = spec.environment

        # FIXME conda code currently requires args to have a name or prefix
        if args.prefix is None:
            args.name = env.name

    except exceptions.SpecNotFound as e:
        common.error_and_exit(str(e), json=args.json)

    prefix = common.get_prefix(args, search=False)

    if args.force and not is_root_prefix(prefix) and os.path.exists(prefix):
        rm_rf(prefix)
    cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, pkg_specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, pkg_specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(
                textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type))
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #34
0
def execute(args, parser):

    name = None
    if args.old_name:
        print("--name is deprecated. Use the following command instead:\n"
              "    conda env create {}".format(args.old_name), file=sys.stderr)
        name = args.old_name
    elif args.name:
        name = args.name

    try:
        spec = specs.detect(name=name, filename=args.file,
                            directory=os.getcwd())
        env = spec.environment
        # FIXME conda code currently requires args to have a name or prefix
        args.name = env.name
    except exceptions.SpecNotFound as e:
        common.error_and_exit(str(e), json=args.json)

    prefix = common.get_prefix(args, search=False)
    cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, pkg_specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, pkg_specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type)
            )
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #35
0
파일: main.py 프로젝트: 3kwa/conda
def print_issue_message(e, use_json=False):
    from conda.cli import common
    message = ""
    if e.__class__.__name__ not in ('ScannerError', 'ParserError'):
            message = """\
An unexpected error has occurred, please consider sending the
following traceback to the conda GitHub issue tracker at:

    https://github.com/conda/conda/issues

Include the output of the command 'conda info' in your report.

"""
    if use_json:
        import traceback
        common.error_and_exit(message + traceback.format_exc(),
                              error_type="UnexpectedError", json=True)
    print(message)
예제 #36
0
파일: main.py 프로젝트: vmuriart/conda
def print_issue_message(e, use_json=False):
    from conda.cli import common
    message = ""
    if e.__class__.__name__ not in ('ScannerError', 'ParserError'):
        message = """\
An unexpected error has occurred, please consider sending the
following traceback to the conda GitHub issue tracker at:

    https://github.com/conda/conda/issues

Include the output of the command 'conda info' in your report.

"""
    if use_json:
        import traceback
        common.error_and_exit(message + traceback.format_exc(),
                              error_type="UnexpectedError", json=True)
    print(message)
예제 #37
0
파일: main_list.py 프로젝트: AvdN/conda
def print_explicit(prefix, add_md5=False):
    import json

    if not isdir(prefix):
        common.error_and_exit("Error: environment does not exist: %s" % prefix)
    print_export_header()
    print("@EXPLICIT")

    meta_dir = join(prefix, 'conda-meta')
    for fn in sorted(os.listdir(meta_dir)):
        if not fn.endswith('.json'):
            continue
        with open(join(meta_dir, fn)) as fi:
            meta = json.load(fi)
        if not meta.get('url'):
            print('# no URL for: %s' % fn[:-5])
            continue
        md5 = meta.get('md5')
        print(meta['url'] + ('#%s' % md5 if add_md5 and md5 else ''))
예제 #38
0
def root_read_only(command, prefix, json=False):
    assert command in {'install', 'update', 'remove'}

    msg = read_message('ro.txt')
    if not msg:
        msg = """\
Missing write permissions in: ${root_dir}
#
# You don't appear to have the necessary permissions to ${command} packages
# into the install area '${root_dir}'.
# However you can clone this environment into your home directory and
# then make changes to it.
# This may be done using the command:
#
# $ conda create -n my_${name} --clone=${prefix}
"""
    msg = msg.replace('${root_dir}', config.root_dir)
    msg = msg.replace('${prefix}', prefix)
    msg = msg.replace('${name}', name_prefix(prefix))
    msg = msg.replace('${command}', command)
    error_and_exit(msg, json=json, error_type='RootNotWritable')
예제 #39
0
def print_explicit(prefix, add_md5=False):
    import json

    if not isdir(prefix):
        common.error_and_exit("Error: environment does not exist: %s" % prefix)
    print_export_header()
    print("@EXPLICIT")

    meta_dir = join(prefix, 'conda-meta')
    for fn in sorted(os.listdir(meta_dir)):
        if not fn.endswith('.json'):
            continue
        with open(join(meta_dir, fn)) as fi:
            meta = json.load(fi)
        url = meta.get('url')

        def format_url():
            return '%s%s-%s-%s.tar.bz2' % (meta['channel'], meta['name'],
                                           meta['version'], meta['build'])

        # two cases in which we want to try to format the url:
        # 1. There is no url key in the metadata
        # 2. The url key in the metadata is referencing a file on the local
        #    machine
        if not url:
            try:
                url = format_url()
            except KeyError:
                # Declare failure :-(
                print('# no URL for: %s' % fn[:-5])
                continue
        if url.startswith('file'):
            try:
                url = format_url()
            except KeyError:
                # declare failure and allow the url to be the file from which it was
                # originally installed
                continue
        md5 = meta.get('md5')
        print(url + ('#%s' % md5 if add_md5 and md5 else ''))
예제 #40
0
파일: main_list.py 프로젝트: Mirashri/conda
def print_explicit(prefix, add_md5=False):
    import json

    if not isdir(prefix):
        common.error_and_exit("Error: environment does not exist: %s" % prefix)
    print_export_header()
    print("@EXPLICIT")

    meta_dir = join(prefix, 'conda-meta')
    for fn in sorted(os.listdir(meta_dir)):
        if not fn.endswith('.json'):
            continue
        with open(join(meta_dir, fn)) as fi:
            meta = json.load(fi)
        url = meta.get('url')

        def format_url():
            return '%s%s-%s-%s.tar.bz2' % (meta['channel'], meta['name'],
                                           meta['version'], meta['build'])
        # two cases in which we want to try to format the url:
        # 1. There is no url key in the metadata
        # 2. The url key in the metadata is referencing a file on the local
        #    machine
        if not url:
            try:
                url = format_url()
            except KeyError:
                # Declare failure :-(
                print('# no URL for: %s' % fn[:-5])
                continue
        if url.startswith('file'):
            try:
                url = format_url()
            except KeyError:
                # declare failure and allow the url to be the file from which it was
                # originally installed
                continue
        md5 = meta.get('md5')
        print(url + ('#%s' % md5 if add_md5 and md5 else ''))
예제 #41
0
def execute(args, parser):
    if not args.name:
        # Note, this is a hack fofr get_prefix that assumes argparse results
        # TODO Refactor common.get_prefix
        name = os.environ.get('CONDA_DEFAULT_ENV', False)
        if not name:
            msg = "Unable to determine environment\n\n"
            msg += textwrap.dedent("""
                Please re-run this command with one of the following options:

                * Provide an environment name via --name or -n
                * Re-run this command inside an activated conda environment.""").lstrip()
            # TODO Add json support
            common.error_and_exit(msg, json=False)
        args.name = name
    prefix = common.get_prefix(args)

    installed = install.linked(prefix)
    conda_pkgs = copy(installed)
    # json=True hides the output, data is added to installed
    main_list.add_pip_installed(prefix, installed, json=True)

    pip_pkgs = sorted(installed - conda_pkgs)

    dependencies = ['='.join(a.rsplit('-', 2)) for a in sorted(conda_pkgs)]
    if len(pip_pkgs) > 0:
        dependencies.append({'pip': ['=='.join(a.rsplit('-', 2)[:2]) for a in pip_pkgs]})

    data = {
        'name': args.name,
        'dependencies': dependencies,
    }
    if args.file is None:
        fp = sys.stdout
    else:
        fp = open(args.file, 'wb')
    yaml.dump(data, default_flow_style=False, stream=fp)
예제 #42
0
def print_packages(prefix,
                   regex=None,
                   format='human',
                   piplist=False,
                   json=False,
                   show_channel_urls=show_channel_urls):
    if not isdir(prefix):
        common.error_and_exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before listing its packages.""" %
                              prefix,
                              json=json,
                              error_type="NoEnvironmentFound")

    if not json:
        if format == 'human':
            print('# packages in environment at %s:' % prefix)
            print('#')
        if format == 'export':
            print_export_header()

    installed = install.linked(prefix)
    if piplist and use_pip and format == 'human':
        installed.update(get_egg_info(prefix))

    exitcode, output = list_packages(prefix,
                                     installed,
                                     regex,
                                     format=format,
                                     show_channel_urls=show_channel_urls)
    if not json:
        print('\n'.join(output))
    else:
        common.stdout_json(output)
    return exitcode
예제 #43
0
def execute(args, parser):
    import sys

    import conda.plan as plan
    from conda.cli import pscheck
    from conda.install import rm_rf, linked
    from conda import config

    if not (args.all or args.package_names):
        common.error_and_exit(
            'no package names supplied,\n'
            '       try "conda remove -h" for more details',
            json=args.json,
            error_type="ValueError")

    prefix = common.get_prefix(args)
    if args.all and prefix == config.default_prefix:
        common.error_and_exit(
            "cannot remove current environment. deactivate and run conda remove again"
        )
    common.check_write('remove', prefix, json=args.json)
    common.ensure_override_channels_requires_channel(args, json=args.json)
    channel_urls = args.channel or ()
    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit(
                "you need to have 'conda-build >= 1.7.1' installed"
                " to use the --use-local option",
                json=args.json,
                error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = common.get_index_trap(channel_urls=[url_path(croot)] +
                                      list(channel_urls),
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      json=args.json)
    else:
        index = common.get_index_trap(channel_urls=channel_urls,
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      json=args.json)
    if args.features:
        features = set(args.package_names)
        actions = plan.remove_features_actions(prefix, index, features)

    elif args.all:
        if plan.is_root_prefix(prefix):
            common.error_and_exit(
                'cannot remove root environment,\n'
                '       add -n NAME or -p PREFIX option',
                json=args.json,
                error_type="CantRemoveRoot")

        actions = {plan.PREFIX: prefix, plan.UNLINK: sorted(linked(prefix))}

    else:
        specs = common.specs_from_args(args.package_names)
        if (plan.is_root_prefix(prefix)
                and common.names_in_specs(common.root_no_rm, specs)):
            common.error_and_exit('cannot remove %s from root environment' %
                                  ', '.join(common.root_no_rm),
                                  json=args.json,
                                  error_type="CantRemoveFromRoot")
        actions = plan.remove_actions(prefix,
                                      specs,
                                      index=index,
                                      pinned=args.pinned)

    if plan.nothing_to_do(actions):
        if args.all:
            rm_rf(prefix)

            if args.json:
                common.stdout_json({'success': True, 'actions': actions})
            return
        common.error_and_exit('no packages found to remove from '
                              'environment: %s' % prefix,
                              json=args.json,
                              error_type="PackageNotInstalled")

    if not args.json:
        print()
        print("Package plan for package removal in environment %s:" % prefix)
        plan.display_actions(actions, index)

    if args.json and args.dry_run:
        common.stdout_json({
            'success': True,
            'dry_run': True,
            'actions': actions
        })
        return

    if not args.json:
        if not pscheck.main(args):
            common.confirm_yn(args)
    elif (sys.platform == 'win32' and not args.force_pscheck
          and not pscheck.check_processes(verbose=False)):
        common.error_and_exit(
            "Cannot continue removal while processes "
            "from packages are running without --force-pscheck.",
            json=True,
            error_type="ProcessesStillRunning")

    if args.json and not args.quiet:
        with json_progress_bars():
            plan.execute_actions(actions, index, verbose=not args.quiet)
    else:
        plan.execute_actions(actions, index, verbose=not args.quiet)

    if args.all:
        rm_rf(prefix)

    if args.json:
        common.stdout_json({'success': True, 'actions': actions})
예제 #44
0
def execute(args, parser):
    try:
        env = from_file(args.file)
    except exceptions.EnvironmentFileNotFound as e:
        msg = 'Unable to locate environment file: %s\n\n' % e.filename
        msg += "\n".join(
            textwrap.wrap(
                textwrap.dedent("""
            Please verify that the above file is present and that you have
            permission read the file's contents.  Note, you can specify the
            file to use by explictly adding --file=/path/to/file when calling
            conda env update.""").lstrip()))

        common.error_and_exit(msg, json=args.json)

    if not args.name:
        if not env.name:
            # Note, this is a hack fofr get_prefix that assumes argparse results
            # TODO Refactor common.get_prefix
            name = os.environ.get('CONDA_DEFAULT_ENV', False)
            if not name:
                msg = "Unable to determine environment\n\n"
                msg += textwrap.dedent("""
                    Please re-run this command with one of the following options:

                    * Provide an environment name via --name or -n
                    * Re-run this command inside an activated conda environment."""
                                       ).lstrip()
                # TODO Add json support
                common.error_and_exit(msg, json=False)

        # Note: stubbing out the args object as all of the
        # conda.cli.common code thinks that name will always
        # be specified.
        args.name = env.name

    prefix = common.get_prefix(args, search=False)
    # CAN'T Check with this function since it assumes we will create prefix.
    # cli_install.check_prefix(prefix, json=args.json)

    # TODO, add capability
    # common.ensure_override_channels_requires_channel(args)
    # channel_urls = args.channel or ()

    for installer_type, specs in env.dependencies.items():
        try:
            installer = get_installer(installer_type)
            installer.install(prefix, specs, args, env)
        except InvalidInstaller:
            sys.stderr.write(
                textwrap.dedent("""
                Unable to install package for {0}.

                Please double check and ensure you dependencies file has
                the correct spelling.  You might also try installing the
                conda-env-{0} package to see if provides the required
                installer.
                """).lstrip().format(installer_type))
            return -1

    touch_nonadmin(prefix)
    if not args.json:
        cli_install.print_activate(args.name if args.name else prefix)
예제 #45
0
def execute_search(args, parser):
    import re
    from conda.resolve import Resolve

    if args.reverse_dependency:
        if not args.regex:
            parser.error("--reverse-dependency requires at least one package name")
        if args.spec:
            parser.error("--reverse-dependency does not work with --spec")

    pat = None
    ms = None
    if args.regex:
        if args.spec:
            ms = ' '.join(args.regex.split('='))
        else:
            regex = args.regex
            if args.full_name:
                regex = r'^%s$' % regex
            try:
                pat = re.compile(regex, re.I)
            except re.error as e:
                common.error_and_exit(
                    "'%s' is not a valid regex pattern (exception: %s)" %
                    (regex, e),
                    json=args.json,
                    error_type="ValueError")

    prefix = common.get_prefix(args)

    import conda.config
    import conda.install

    linked = conda.install.linked(prefix)
    extracted = set()
    for pkgs_dir in conda.config.pkgs_dirs:
        extracted.update(conda.install.extracted(pkgs_dir))

    # XXX: Make this work with more than one platform
    platform = args.platform or ''
    if platform and platform != config.subdir:
        args.unknown = False
    common.ensure_override_channels_requires_channel(args, dashc=False,
                                                     json=args.json)
    channel_urls = args.channel or ()
    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit("you need to have 'conda-build >= 1.7.1' installed"
                                  " to use the --use-local option",
                                  json=args.json,
                                  error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        if exists(croot):
            channel_urls = [url_path(croot)] + list(channel_urls)
        index = common.get_index_trap(channel_urls=channel_urls,
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      unknown=args.unknown, prefix=prefix,
                                      json=args.json, platform=args.platform, offline=args.offline)
    else:
        index = common.get_index_trap(channel_urls=channel_urls, prepend=not
                                      args.override_channels, platform=args.platform,
                                      use_cache=args.use_index_cache, prefix=prefix,
                                      unknown=args.unknown, json=args.json, offline=args.offline)

    r = Resolve(index)

    if args.canonical:
        json = []
    else:
        json = {}

    names = []
    for name in sorted(r.groups):
        if '@' in name:
            continue
        if args.reverse_dependency:
            ms_name = ms
            for pkg in r.groups[name]:
                for dep in r.ms_depends(pkg):
                    if pat.search(dep.name):
                        names.append((name, Package(pkg, r.index[pkg])))
        else:
            if pat and pat.search(name) is None:
                continue
            if ms and name != ms.name:
                continue

            if ms:
                ms_name = ms
            else:
                ms_name = name

            pkgs = sorted(r.get_pkgs(ms_name))
            names.append((name, pkgs))

    if args.reverse_dependency:
        new_names = []
        old = None
        for name, pkg in sorted(names, key=lambda x:(x[0], x[1].name, x[1])):
            if name == old:
                new_names[-1][1].append(pkg)
            else:
                new_names.append((name, [pkg]))
            old = name
        names = new_names

    for name, pkgs in names:
        if args.reverse_dependency:
            disp_name = pkgs[0].name
        else:
            disp_name = name

        if args.names_only and not args.outdated:
            print(name)
            continue

        if not args.canonical:
            json[name] = []

        if args.outdated:
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                         if dist.rsplit('-', 2)[0] == name]
            if not vers_inst:
                continue
            assert len(vers_inst) == 1, name
            if not pkgs:
                continue
            latest = pkgs[-1]
            if latest.version == vers_inst[0]:
                continue
            if args.names_only:
                print(name)
                continue

        for pkg in pkgs:
            dist = pkg.fn[:-8]
            if args.canonical:
                if not args.json:
                    print(dist)
                else:
                    json.append(dist)
                continue
            if platform and platform != config.subdir:
                inst = ' '
            elif dist in linked:
                inst = '*'
            elif dist in extracted:
                inst = '.'
            else:
                inst = ' '

            if not args.json:
                print('%-25s %s  %-15s %15s  %-15s %s' % (
                    disp_name, inst,
                    pkg.version,
                    pkg.build,
                    config.canonical_channel_name(pkg.channel),
                    common.disp_features(r.features(pkg.fn)),
                    ))
                disp_name = ''
            else:
                data = {}
                data.update(pkg.info)
                data.update({
                    'fn': pkg.fn,
                    'installed': inst == '*',
                    'extracted': inst in '*.',
                    'version': pkg.version,
                    'build': pkg.build,
                    'build_number': pkg.build_number,
                    'channel': config.canonical_channel_name(pkg.channel),
                    'full_channel': pkg.channel,
                    'features': list(r.features(pkg.fn)),
                    'license': pkg.info.get('license'),
                    'size': pkg.info.get('size'),
                    'depends': pkg.info.get('depends'),
                    'type': pkg.info.get('type')
                })

                if data['type'] == 'app':
                    data['icon'] = make_icon_url(pkg.info)
                json[name].append(data)

    if args.json:
        common.stdout_json(json)
예제 #46
0
파일: install.py 프로젝트: tacaswell/conda
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """
    newenv = bool(command == 'create')
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix, json=args.json)

    if command == 'update':
        if args.all:
            if args.packages:
                common.error_and_exit("""--all cannot be used with packages""",
                                      json=args.json,
                                      error_type="ValueError")
        else:
            if len(args.packages) == 0:
                common.error_and_exit("""no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix,
                                      json=args.json,
                                      error_type="ValueError")

    if command == 'update':
        linked = ci.linked(prefix)
        for name in args.packages:
            common.arg2spec(name, json=args.json)
            if '=' in name:
                common.error_and_exit("Invalid package name: '%s'" % (name),
                                      json=args.json,
                                      error_type="ValueError")
            if name not in set(ci.name_dist(d) for d in linked):
                common.error_and_exit("package '%s' is not installed in %s" %
                                      (name, prefix),
                                      json=args.json,
                                      error_type="ValueError")

    if newenv and args.clone:
        if args.packages:
            common.error_and_exit('did not expect any arguments for --clone',
                                  json=args.json,
                                  error_type="ValueError")
        clone(args.clone, prefix, json=args.json, quiet=args.quiet)
        touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)
        return

    if newenv and not args.no_default_packages:
        default_packages = config.create_default_packages[:]
        # Override defaults if they are specified at the command line
        for default_pkg in config.create_default_packages:
            if any(pkg.split('=')[0] == default_pkg for pkg in args.packages):
                default_packages.remove(default_pkg)
        args.packages.extend(default_packages)

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()

    specs = []
    if args.file:
        specs.extend(common.specs_from_url(args.file, json=args.json))
    elif getattr(args, 'all', False):
        linked = ci.linked(prefix)
        for pkg in linked:
            name, ver, build = pkg.rsplit('-', 2)
            if name == 'python' and ver.startswith('2'):
                # Oh Python 2...
                specs.append('%s >=%s,<3' % (name, ver))
            else:
                specs.append('%s >=%s' % (name, ver))
    specs.extend(common.specs_from_args(args.packages, json=args.json))

    if command == 'install' and args.revision:
        get_revision(args.revision, json=args.json)
    else:
        common.check_specs(prefix, specs, json=args.json)

    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build import config as build_config
        except ImportError:
            common.error_and_exit(
                "you need to have 'conda-build' installed"
                " to use the --use-local option",
                json=args.json,
                error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = common.get_index_trap([url_path(build_config.croot)],
                                      use_cache=args.use_index_cache,
                                      unknown=args.unknown,
                                      json=args.json)
    else:
        index = common.get_index_trap(channel_urls=channel_urls,
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      unknown=args.unknown,
                                      json=args.json)

    # Don't update packages that are already up-to-date
    if command == 'update' and not args.all:
        r = Resolve(index)
        orig_packages = args.packages[:]
        for name in orig_packages:
            installed_metadata = [
                ci.is_linked(prefix, dist) for dist in linked
            ]
            vers_inst = [
                dist.rsplit('-', 2)[1] for dist in linked
                if dist.rsplit('-', 2)[0] == name
            ]
            build_inst = [
                m['build_number'] for m in installed_metadata
                if m['name'] == name
            ]

            try:
                assert len(vers_inst) == 1, name
                assert len(build_inst) == 1, name
            except AssertionError as e:
                if args.json:
                    common.exception_and_exit(e, json=True)
                else:
                    raise

            pkgs = sorted(r.get_pkgs(MatchSpec(name)))
            if not pkgs:
                # Shouldn't happen?
                continue
            latest = pkgs[-1]

            if latest.version == vers_inst[
                    0] and latest.build_number == build_inst[0]:
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import print_packages

            if not args.json:
                regex = '^(%s)$' % '|'.join(orig_packages)
                print('# All requested packages already installed.')
                print_packages(prefix, regex)
            else:
                common.stdout_json_success(
                    message='All requested packages already installed.')
            return

    # handle tar file containing conda packages
    if len(args.packages) == 1:
        tar_path = args.packages[0]
        if tar_path.endswith('.tar'):
            install_tar(prefix, tar_path, verbose=not args.quiet)
            return

    # handle explicit installs of conda packages
    if args.packages and all(s.endswith('.tar.bz2') for s in args.packages):
        from conda.misc import install_local_packages
        install_local_packages(prefix, args.packages, verbose=not args.quiet)
        return

    if any(s.endswith('.tar.bz2') for s in args.packages):
        common.error_and_exit(
            "cannot mix specifications with conda package filenames",
            json=args.json,
            error_type="ValueError")

    if args.force:
        args.no_deps = True

    spec_names = set(s.split()[0] for s in specs)
    if args.no_deps:
        only_names = spec_names
    else:
        only_names = None

    if not isdir(prefix) and not newenv:
        if args.mkdir:
            try:
                os.makedirs(prefix)
            except OSError:
                common.error_and_exit("Error: could not create directory: %s" %
                                      prefix,
                                      json=args.json,
                                      error_type="OSError")
        else:
            common.error_and_exit("""\
environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix,
                                  json=args.json,
                                  error_type="NoEnvironmentFound")

    try:
        if command == 'install' and args.revision:
            actions = plan.revert_actions(prefix, get_revision(args.revision))
        else:
            actions = plan.install_actions(prefix,
                                           index,
                                           specs,
                                           force=args.force,
                                           only_names=only_names,
                                           pinned=args.pinned,
                                           minimal_hint=args.alt_hint)
    except NoPackagesFound as e:
        error_message = e.args[0]

        packages = {index[fn]['name'] for fn in index}

        for pkg in e.pkgs:
            close = get_close_matches(pkg, packages)
            if close:
                error_message += "\n\nDid you mean one of these?\n    %s" % (
                    ', '.join(close))
            error_message += '\n\nYou can search for this package on Binstar with'
            error_message += '\n\n    binstar search -t conda %s' % pkg
            error_message += '\n\nYou may need to install the Binstar command line client with'
            error_message += '\n\n    conda install binstar'
        common.error_and_exit(error_message, json=args.json)
    except SystemExit as e:
        # Unsatisfiable package specifications/no such revision/import error
        error_type = 'UnsatisfiableSpecifications'
        if e.args and 'could not import' in e.args[0]:
            error_type = 'ImportError'
        common.exception_and_exit(e,
                                  json=args.json,
                                  newline=True,
                                  error_text=False,
                                  error_type=error_type)

    if plan.nothing_to_do(actions):
        from conda.cli.main_list import print_packages

        if not args.json:
            regex = '^(%s)$' % '|'.join(spec_names)
            print('\n# All requested packages already installed.')
            print_packages(prefix, regex)
        else:
            common.stdout_json_success(
                message='All requested packages already installed.')
        return

    if not args.json:
        print()
        print("Package plan for installation in environment %s:" % prefix)
        plan.display_actions(actions, index)

    if command in {'install', 'update'}:
        common.check_write(command, prefix)

    if not args.json:
        if not pscheck.main(args):
            common.confirm_yn(args)
    else:
        if (sys.platform == 'win32' and not args.force_pscheck
                and not pscheck.check_processes(verbose=False)):
            common.error_and_exit(
                "Cannot continue operation while processes "
                "from packages are running without --force-pscheck.",
                json=True,
                error_type="ProcessesStillRunning")
        elif args.dry_run:
            common.stdout_json_success(actions=actions, dry_run=True)
            sys.exit(0)

    with common.json_progress_bars(json=args.json and not args.quiet):
        try:
            plan.execute_actions(actions, index, verbose=not args.quiet)
        except RuntimeError as e:
            if len(e.args) > 0 and "LOCKERROR" in e.args[0]:
                error_type = "AlreadyLocked"
            else:
                error_type = "RuntimeError"
            common.exception_and_exit(e, error_type=error_type, json=args.json)
        except SystemExit as e:
            common.exception_and_exit(e, json=args.json)

    if newenv:
        touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)

    if args.json:
        common.stdout_json_success(actions=actions)
예제 #47
0
def execute(args, parser):
    from conda import config, plan
    from conda.install import linked, rm_rf

    prefix = common.get_prefix(args)
    if plan.is_root_prefix(prefix):
        common.error_and_exit(
            'cannot remove root environment,\n'
            '       add -n NAME or -p PREFIX option',
            json=args.json,
            error_type="CantRemoveRoot")

    if prefix == config.default_prefix:
        # FIXME The way the "name" is determined now is handled by
        #       looking at the basename of the prefix.  This is brittle
        #       and underlines a use-case for an Environment object that
        #       is capable of providing a name attribute.
        common.error_and_exit(
            textwrap.dedent("""
            Conda cannot remove the current environment.

            Please deactivate and run conda env remove again with the name
            specified.

                conda env remove --name %s
            """ % basename(prefix)).lstrip())

    # TODO Why do we need an index for removing packages?
    index = common.get_index_trap(json=args.json)

    actions = {plan.PREFIX: prefix, plan.UNLINK: sorted(linked(prefix))}

    if plan.nothing_to_do(actions):
        # TODO Should this automatically remove even *before* confirmation?
        # TODO Should this display an error when removing something that
        #      doesn't exist?
        rm_rf(prefix)

        if args.json:
            common.stdout_json({'success': True, 'actions': actions})
        return

    if args.json and args.dry_run:
        common.stdout_json({
            'success': True,
            'dry_run': True,
            'actions': actions
        })
        return

    if not args.json:
        print()
        print("Remove the following packages in environment %s:" % prefix)
        plan.display_actions(actions, index)

    common.confirm_yn(args)
    plan.execute_actions(actions, index, verbose=not args.quiet)
    rm_rf(prefix)

    if args.json:
        common.stdout_json({'success': True, 'actions': actions})
예제 #48
0
=======
>>>>>>> origin/feature/instruction-arguments
    from conda.cli import pscheck
>>>>>>> conda/feature/instruction-arguments
    from conda.install import rm_rf, linked
    from conda import config

    if not (args.all or args.package_names):
        common.error_and_exit('no package names supplied,\n'
                              '       try "conda remove -h" for more details',
                              json=args.json,
                              error_type="ValueError")

    prefix = common.get_prefix(args)
    if args.all and prefix == config.default_prefix:
        common.error_and_exit("cannot remove current environment. deactivate and run conda remove again")
    common.check_write('remove', prefix, json=args.json)
    common.ensure_override_channels_requires_channel(args, json=args.json)
    channel_urls = args.channel or ()
    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit("you need to have 'conda-build >= 1.7.1' installed"
                                  " to use the --use-local option",
                                  json=args.json,
                                  error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
예제 #49
0
def execute_config(args, parser):
    try:
        import yaml
    except ImportError:
        common.error_and_exit("pyyaml is required to modify configuration",
                              json=args.json, error_type="ImportError")

    json_warnings = []
    json_get = {}

    if args.system:
        rc_path = config.sys_rc_path
    elif args.file:
        rc_path = args.file
    else:
        rc_path = config.user_rc_path

    # Create the file if it doesn't exist
    if not os.path.exists(rc_path):
        if args.add and 'channels' in list(zip(*args.add))[0] and not ['channels', 'defaults'] in args.add:
            # If someone adds a channel and their .condarc doesn't exist, make
            # sure it includes the defaults channel, or else they will end up
            # with a broken conda.
            rc_text = """\
channels:
  - defaults
"""
        else:
            rc_text = ""
    else:
        with open(rc_path, 'r') as rc:
            rc_text = rc.read()
    rc_config = yaml.load(rc_text)
    if rc_config is None:
        rc_config = {}

    # Get
    if args.get is not None:
        if args.get == []:
            args.get = sorted(rc_config.keys())
        for key in args.get:
            if key not in config.rc_list_keys + config.rc_bool_keys:
                if key not in config.rc_other:
                    if not args.json:
                        message = "unknown key %s" % key
                        print(message, file=sys.stderr)
                    else:
                        json_warnings.append(message)
                continue
            if key not in rc_config:
                continue

            if args.json:
                json_get[key] = rc_config[key]
                continue

            if isinstance(rc_config[key], bool):
                print("--set", key, rc_config[key])
            else:
                # Note, since conda config --add prepends, these are printed in
                # the reverse order so that entering them in this order will
                # recreate the same file
                for item in reversed(rc_config.get(key, [])):
                    # Use repr so that it can be pasted back in to conda config --add
                    print("--add", key, repr(item))


    # PyYaml does not support round tripping, so if we use yaml.dump, it
    # will clear all comments and structure from the configuration file.
    # There are no yaml parsers that do this.  Our best bet is to do a
    # simple parsing of the file ourselves.  We can check the result at
    # the end to see if we did it right.

    # First, do it the pyyaml way
    new_rc_config = deepcopy(rc_config)

    # Add
    for key, item in args.add:
        if key not in config.rc_list_keys:
            common.error_and_exit("key must be one of %s, not %r" %
                                  (config.rc_list_keys, key), json=args.json,
                                  error_type="ValueError")
        if not isinstance(rc_config.get(key, []), list):
            raise CouldntParse("key %r should be a list, not %s." % (key,
                rc_config[key].__class__.__name__))
        if item in rc_config.get(key, []):
            # Right now, all list keys should not contain duplicates
            message = "Skipping %s: %s, item already exists" % (key, item)
            if not args.json:
                print(message, file=sys.stderr)
            else:
                json_warnings.append(message)
            continue
        new_rc_config.setdefault(key, []).insert(0, item)

    # Set
    for key, item in args.set:
        yamlitem = yaml.load(item)
        if not isinstance(yamlitem, bool):
            common.error_and_exit("%r is not a boolean" % item, json=args.json,
                                  error_type="TypeError")

        new_rc_config[key] = yamlitem

    # Remove
    for key, item in args.remove:
        if key not in new_rc_config:
            common.error_and_exit("key %r is not in the config file" % key, json=args.json,
                                  error_type="KeyError")
        if item not in new_rc_config[key]:
            common.error_and_exit("%r is not in the %r key of the config file" %
                                  (item, key), json=args.json, error_type="KeyError")
        new_rc_config[key] = [i for i in new_rc_config[key] if i != item]

    # Remove Key
    for key, in args.remove_key:
        if key not in new_rc_config:
            common.error_and_exit("key %r is not in the config file" % key, json=args.json,
                                  error_type="KeyError")
        del new_rc_config[key]

    if args.force:
        # Note, force will also remove any checking that the keys are in
        # config.rc_keys
        with open(rc_path, 'w') as rc:
            rc.write(yaml.dump(new_rc_config, default_flow_style=False))

        if args.json:
            common.stdout_json_success(
                rc_path=rc_path,
                warnings=json_warnings,
                get=json_get
            )
        return

    # Now, try to parse the condarc file.

    # Just support "   key:  " for now
    listkeyregexes = {key:re.compile(r"( *)%s *" % key)
        for key in dict(args.add)
        }
    setkeyregexes = {key:re.compile(r"( *)%s( *):( *)" % key)
        for key in dict(args.set)
        }

    new_rc_text = rc_text[:].split("\n")

    for key, item in args.add:
        if key not in config.rc_list_keys:
            common.error_and_exit("key must be one of %s, not %s" %
                                  (config.rc_list_keys, key), json=args.json,
                                  error_type="ValueError")

        if item in rc_config.get(key, []):
            # Skip duplicates. See above
            continue
        added = False
        for pos, line in enumerate(new_rc_text[:]):
            matched = listkeyregexes[key].match(line)
            if matched:
                leading_space = matched.group(1)
                # TODO: Try to guess how much farther to indent the
                # item. Right now, it is fixed at 2 spaces.
                new_rc_text.insert(pos + 1, "%s  - %s" % (leading_space, item))
                added = True
        if not added:
            if key in rc_config:
                # We should have found it above
                raise CouldntParse("existing list key couldn't be found")
            # TODO: Try to guess the correct amount of leading space for the
            # key. Right now it is zero.
            new_rc_text += ['%s:' % key, '  - %s' % item]
            if key == 'channels' and ['channels', 'defaults'] not in args.add:
                # If channels key is added for the first time, make sure it
                # includes 'defaults'
                new_rc_text += ['  - defaults']
                new_rc_config['channels'].append('defaults')

    for key, item in args.set:
        if key not in config.rc_bool_keys:
            common.error_and_exit("Error key must be one of %s, not %s" %
                                  (config.rc_bool_keys, key), json=args.json,
                                  error_type="ValueError")
        added = False
        for pos, line in enumerate(new_rc_text[:]):
            matched = setkeyregexes[key].match(line)
            if matched:
                leading_space = matched.group(1)
                precol_space = matched.group(2)
                postcol_space = matched.group(3)
                new_rc_text[pos] = '%s%s%s:%s%s' % (leading_space, key,
                    precol_space, postcol_space, item)
                added = True
        if not added:
            if key in rc_config:
                raise CouldntParse("existing bool key couldn't be found")
            new_rc_text += ['%s: %s' % (key, item)]

    for key, item in args.remove:
        raise NotImplementedError("--remove without --force is not implemented "
            "yet")

    for key, in args.remove_key:
        raise NotImplementedError("--remove-key without --force is not "
            "implemented yet")

    if args.add or args.set:
        # Verify that the new rc text parses to the same thing as if we had
        # used yaml.
        try:
            parsed_new_rc_text = yaml.load('\n'.join(new_rc_text).strip('\n'))
        except yaml.parser.ParserError:
            raise CouldntParse("couldn't parse modified yaml")
        else:
            if not parsed_new_rc_text == new_rc_config:
                raise CouldntParse("modified yaml doesn't match what it "
                                   "should be")

    if args.add or args.set:
        with open(rc_path, 'w') as rc:
            rc.write('\n'.join(new_rc_text).strip('\n'))
            rc.write('\n')

    if args.json:
        common.stdout_json_success(
            rc_path=rc_path,
            warnings=json_warnings,
            get=json_get
        )
예제 #50
0
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """
    newenv = bool(command == 'create')
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix, json=args.json)
    if config.force_32bit and plan.is_root_prefix(prefix):
        common.error_and_exit("cannot use CONDA_FORCE_32BIT=1 in root env")

    if command == 'update':
        if not args.file:
            if not args.all and len(args.packages) == 0:
                common.error_and_exit("""no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix,
                                      json=args.json,
                                      error_type="ValueError")

    if command == 'update' and not args.all:
        linked = ci.linked(prefix)
        for name in args.packages:
            common.arg2spec(name, json=args.json)
            if '=' in name:
                common.error_and_exit("Invalid package name: '%s'" % (name),
                                      json=args.json,
                                      error_type="ValueError")
            if name not in set(ci.name_dist(d) for d in linked):
                common.error_and_exit("package '%s' is not installed in %s" %
                                      (name, prefix),
                                      json=args.json,
                                      error_type="ValueError")

    if newenv and not args.no_default_packages:
        default_packages = config.create_default_packages[:]
        # Override defaults if they are specified at the command line
        for default_pkg in config.create_default_packages:
            if any(pkg.split('=')[0] == default_pkg for pkg in args.packages):
                default_packages.remove(default_pkg)
        args.packages.extend(default_packages)
    else:
        default_packages = []

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()

    specs = []
    if args.file:
        for fpath in args.file:
            specs.extend(common.specs_from_url(fpath, json=args.json))
    elif getattr(args, 'all', False):
        linked = ci.linked(prefix)
        if not linked:
            common.error_and_exit("There are no packages installed in the "
                "prefix %s" % prefix)
        for pkg in linked:
            name, ver, build = pkg.rsplit('-', 2)
            if name in getattr(args, '_skip', ['anaconda']):
                continue
            if name == 'python' and ver.startswith('2'):
                # Oh Python 2...
                specs.append('%s >=%s,<3' % (name, ver))
            else:
                specs.append('%s' % name)
    specs.extend(common.specs_from_args(args.packages, json=args.json))

    if command == 'install' and args.revision:
        get_revision(args.revision, json=args.json)
    elif not (newenv and args.clone):
        common.check_specs(prefix, specs, json=args.json,
                           create=(command == 'create'))


    num_cp = sum(s.endswith('.tar.bz2') for s in args.packages)
    if num_cp:
        if num_cp == len(args.packages):
            depends = misc.install_local_packages(prefix, args.packages,
                                                  verbose=not args.quiet)
            if args.no_deps:
                depends = []
            specs = list(set(depends))
            args.unknown = True
        else:
            common.error_and_exit(
                "cannot mix specifications with conda package filenames",
                json=args.json,
                error_type="ValueError")

    # handle tar file containing conda packages
    if len(args.packages) == 1:
        tar_path = args.packages[0]
        if tar_path.endswith('.tar'):
            depends = install_tar(prefix, tar_path, verbose=not args.quiet)
            if args.no_deps:
                depends = []
            specs = list(set(depends))
            args.unknown = True

    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit(
                    "you need to have 'conda-build >= 1.7.1' installed"
                    " to use the --use-local option",
                    json=args.json,
                    error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        if exists(croot):
            channel_urls = [url_path(croot)] + list(channel_urls)

    index = common.get_index_trap(channel_urls=channel_urls,
                                  prepend=not args.override_channels,
                                  use_cache=args.use_index_cache,
                                  unknown=args.unknown,
                                  json=args.json,
                                  offline=args.offline)

    if newenv and args.clone:
        if set(args.packages) - set(default_packages):
            common.error_and_exit('did not expect any arguments for --clone',
                                  json=args.json,
                                  error_type="ValueError")
        clone(args.clone, prefix, json=args.json, quiet=args.quiet, index=index)
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)
        return

    # Don't update packages that are already up-to-date
    if command == 'update' and not (args.all or args.force):
        r = Resolve(index)
        orig_packages = args.packages[:]
        for name in orig_packages:
            installed_metadata = [ci.is_linked(prefix, dist)
                                  for dist in linked]
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                         if dist.rsplit('-', 2)[0] == name]
            build_inst = [m['build_number'] for m in installed_metadata if
                          m['name'] == name]

            try:
                assert len(vers_inst) == 1, name
                assert len(build_inst) == 1, name
            except AssertionError as e:
                if args.json:
                    common.exception_and_exit(e, json=True)
                else:
                    raise

            pkgs = sorted(r.get_pkgs(MatchSpec(name)))
            if not pkgs:
                # Shouldn't happen?
                continue
            latest = pkgs[-1]

            if (latest.version == vers_inst[0] and
                       latest.build_number == build_inst[0]):
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import print_packages

            if not args.json:
                regex = '^(%s)$' % '|'.join(orig_packages)
                print('# All requested packages already installed.')
                print_packages(prefix, regex)
            else:
                common.stdout_json_success(
                    message='All requested packages already installed.')
            return

    if args.force:
        args.no_deps = True

    spec_names = set(s.split()[0] for s in specs)
    if args.no_deps:
        only_names = spec_names
    else:
        only_names = None

    if not isdir(prefix) and not newenv:
        if args.mkdir:
            try:
                os.makedirs(prefix)
            except OSError:
                common.error_and_exit("Error: could not create directory: %s" % prefix,
                                      json=args.json,
                                      error_type="OSError")
        else:
            common.error_and_exit("""\
environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix,
                                  json=args.json,
                                  error_type="NoEnvironmentFound")

    try:
        if command == 'install' and args.revision:
            actions = plan.revert_actions(prefix, get_revision(args.revision))
        else:
            with common.json_progress_bars(json=args.json and not args.quiet):

                actions = plan.install_actions(prefix, index, specs,
                                               force=args.force,
                                               only_names=only_names,
                                               pinned=args.pinned,
                                               minimal_hint=args.alt_hint,
                                               update_deps=args.update_deps)
            if config.always_copy or args.copy:
                new_link = []
                for pkg in actions["LINK"]:
                    dist, pkgs_dir, lt = inst.split_linkarg(pkg)
                    lt = ci.LINK_COPY
                    new_link.append("%s %s %d" % (dist, pkgs_dir, lt))
                actions["LINK"] = new_link
    except NoPackagesFound as e:
        error_message = e.args[0]

        if command == 'update' and args.all:
            # Packages not found here just means they were installed but
            # cannot be found any more. Just skip them.
            if not args.json:
                print("Warning: %s, skipping" % error_message)
            else:
                # Not sure what to do here
                pass
            args._skip = getattr(args, '_skip', ['anaconda'])
            for pkg in e.pkgs:
                p = pkg.split()[0]
                if p in args._skip:
                    # Avoid infinite recursion. This can happen if a spec
                    # comes from elsewhere, like --file
                    raise
                args._skip.append(p)

            return install(args, parser, command=command)
        else:
            packages = {index[fn]['name'] for fn in index}

            for pkg in e.pkgs:
                close = get_close_matches(pkg, packages, cutoff=0.7)
                if close:
                    error_message += ("\n\nDid you mean one of these?"
                                      "\n\n    %s" % (', '.join(close)))
            error_message += '\n\nYou can search for this package on anaconda.org with'
            error_message += '\n\n    anaconda search -t conda %s' % pkg
            if len(e.pkgs) > 1:
                # Note this currently only happens with dependencies not found
                error_message += '\n\n (and similarly for the other packages)'

            if not find_executable('anaconda', include_others=False):
                error_message += '\n\nYou may need to install the anaconda-client command line client with'
                error_message += '\n\n    conda install anaconda-client'

            pinned_specs = plan.get_pinned_specs(prefix)
            if pinned_specs:
                error_message += "\n\nNote that you have pinned specs in %s:" % join(prefix, 'conda-meta', 'pinned')
                error_message += "\n\n    %r" % pinned_specs

            common.error_and_exit(error_message, json=args.json)
    except SystemExit as e:
        # Unsatisfiable package specifications/no such revision/import error
        error_type = 'UnsatisfiableSpecifications'
        if e.args and 'could not import' in e.args[0]:
            error_type = 'ImportError'
        common.exception_and_exit(e, json=args.json, newline=True,
                                  error_text=False,
                                  error_type=error_type)

    if plan.nothing_to_do(actions):
        from conda.cli.main_list import print_packages

        if not args.json:
            regex = '^(%s)$' % '|'.join(spec_names)
            print('\n# All requested packages already installed.')
            print_packages(prefix, regex)
        else:
            common.stdout_json_success(
                message='All requested packages already installed.')
        return

    if not args.json:
        print()
        print("Package plan for installation in environment %s:" % prefix)
        plan.display_actions(actions, index, show_channel_urls=args.show_channel_urls)

    if command in {'install', 'update'}:
        common.check_write(command, prefix)

    if not args.json:
        common.confirm_yn(args)
    elif args.dry_run:
        common.stdout_json_success(actions=actions, dry_run=True)
        sys.exit(0)

    with common.json_progress_bars(json=args.json and not args.quiet):
        try:
            plan.execute_actions(actions, index, verbose=not args.quiet)
            if not (command == 'update' and args.all):
                try:
                    with open(join(prefix, 'conda-meta', 'history'), 'a') as f:
                        f.write('# %s specs: %s\n' % (command, specs))
                except IOError as e:
                    if e.errno == errno.EACCES:
                        log.debug("Can't write the history file")
                    else:
                        raise

        except RuntimeError as e:
            if len(e.args) > 0 and "LOCKERROR" in e.args[0]:
                error_type = "AlreadyLocked"
            else:
                error_type = "RuntimeError"
            common.exception_and_exit(e, error_type=error_type, json=args.json)
        except SystemExit as e:
            common.exception_and_exit(e, json=args.json)

    if newenv:
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)

    if args.json:
        common.stdout_json_success(actions=actions)
예제 #51
0
파일: main_search.py 프로젝트: nando1/conda
def execute_search(args, parser):
    import re
    from conda.resolve import MatchSpec, Resolve

    if args.reverse_dependency:
        if not args.regex:
            parser.error("--reverse-dependency requires at least one package name")
        if args.spec:
            parser.error("--reverse-dependency does not work with --spec")

    pat = None
    ms = None
    if args.regex:
        if args.spec:
            ms = MatchSpec(' '.join(args.regex.split('=')))
        else:
            regex = args.regex
            if args.full_name:
                regex = r'^%s$' % regex
            try:
                pat = re.compile(regex, re.I)
            except re.error as e:
                common.error_and_exit(
                    "'%s' is not a valid regex pattern (exception: %s)" %
                    (regex, e),
                    json=args.json,
                    error_type="ValueError")

    prefix = common.get_prefix(args)

    import conda.config
    import conda.install

    linked = conda.install.linked(prefix)
    extracted = set()
    for pkgs_dir in conda.config.pkgs_dirs:
        extracted.update(conda.install.extracted(pkgs_dir))

    # XXX: Make this work with more than one platform
    platform = args.platform or ''
    if platform and platform != config.subdir:
        args.unknown = False
    common.ensure_override_channels_requires_channel(args, dashc=False,
                                                     json=args.json)
    channel_urls = args.channel or ()
    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit("you need to have 'conda-build >= 1.7.1' installed"
                                  " to use the --use-local option",
                                  json=args.json,
                                  error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = common.get_index_trap(channel_urls=[url_path(croot)] + list(channel_urls),
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      unknown=args.unknown,
                                      json=args.json, platform=args.platform, offline=args.offline)
    else:
        index = common.get_index_trap(channel_urls=channel_urls, prepend=not
                                      args.override_channels, platform=args.platform,
                                      use_cache=args.use_index_cache,
                                      unknown=args.unknown, json=args.json, offline=args.offline)

    r = Resolve(index)

    if args.canonical:
        json = []
    else:
        json = {}

    names = []
    for name in sorted(r.groups):
        if args.reverse_dependency:
            ms_name = ms
            for pkg in r.groups[name]:
                for dep in r.ms_depends(pkg):
                    if pat.search(dep.name):
                        names.append((name, Package(pkg, r.index[pkg])))
        else:
            if pat and pat.search(name) is None:
                continue
            if ms and name != ms.name:
                continue

            if ms:
                ms_name = ms
            else:
                ms_name = MatchSpec(name)

            pkgs = sorted(r.get_pkgs(ms_name))
            names.append((name, pkgs))

    if args.reverse_dependency:
        new_names = []
        old = None
        for name, pkg in sorted(names, key=lambda x:(x[0], x[1].name, x[1])):
            if name == old:
                new_names[-1][1].append(pkg)
            else:
                new_names.append((name, [pkg]))
            old = name
        names = new_names

    for name, pkgs in names:
        if args.reverse_dependency:
            disp_name = pkgs[0].name
        else:
            disp_name = name

        if args.names_only and not args.outdated:
            print(name)
            continue

        if not args.canonical:
            json[name] = []

        if args.outdated:
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                         if dist.rsplit('-', 2)[0] == name]
            if not vers_inst:
                continue
            assert len(vers_inst) == 1, name
            if not pkgs:
                continue
            latest = pkgs[-1]
            if latest.version == vers_inst[0]:
                continue
            if args.names_only:
                print(name)
                continue

        for pkg in pkgs:
            dist = pkg.fn[:-8]
            if args.canonical:
                if not args.json:
                    print(dist)
                else:
                    json.append(dist)
                continue
            if platform and platform != config.subdir:
                inst = ' '
            elif dist in linked:
                inst = '*'
            elif dist in extracted:
                inst = '.'
            else:
                inst = ' '

            if not args.json:
                print('%-25s %s  %-15s %15s  %-15s %s' % (
                    disp_name, inst,
                    pkg.version,
                    pkg.build,
                    config.canonical_channel_name(pkg.channel),
                    common.disp_features(r.features(pkg.fn)),
                    ))
                disp_name = ''
            else:
                data = {}
                data.update(pkg.info)
                data.update({
                    'fn': pkg.fn,
                    'installed': inst == '*',
                    'extracted': inst in '*.',
                    'version': pkg.version,
                    'build': pkg.build,
                    'build_number': pkg.build_number,
                    'channel': config.canonical_channel_name(pkg.channel),
                    'full_channel': pkg.channel,
                    'features': list(r.features(pkg.fn)),
                    'license': pkg.info.get('license'),
                    'size': pkg.info.get('size'),
                    'depends': pkg.info.get('depends'),
                    'type': pkg.info.get('type')
                })

                if data['type'] == 'app':
                    data['icon'] = make_icon_url(pkg.info)
                json[name].append(data)

    if args.json:
        common.stdout_json(json)
예제 #52
0
def execute_config(args, parser):
    try:
        import yaml
    except ImportError:
        common.error_and_exit("pyyaml is required to modify configuration",
                              json=args.json,
                              error_type="ImportError")

    json_warnings = []
    json_get = {}

    if args.system:
        rc_path = config.sys_rc_path
    elif args.file:
        rc_path = args.file
    else:
        rc_path = config.user_rc_path

    # Create the file if it doesn't exist
    if not os.path.exists(rc_path):
        if args.add and 'channels' in list(zip(
                *args.add))[0] and not ['channels', 'defaults'] in args.add:
            # If someone adds a channel and their .condarc doesn't exist, make
            # sure it includes the defaults channel, or else they will end up
            # with a broken conda.
            rc_text = """\
channels:
  - defaults
"""
        else:
            rc_text = ""
    else:
        with open(rc_path, 'r') as rc:
            rc_text = rc.read()
    rc_config = yaml.load(rc_text)
    if rc_config is None:
        rc_config = {}

    # Get
    if args.get is not None:
        if args.get == []:
            args.get = sorted(rc_config.keys())
        for key in args.get:
            if key not in config.rc_list_keys + config.rc_bool_keys:
                if key not in config.rc_other:
                    if not args.json:
                        message = "unknown key %s" % key
                        print(message, file=sys.stderr)
                    else:
                        json_warnings.append(message)
                continue
            if key not in rc_config:
                continue

            if args.json:
                json_get[key] = rc_config[key]
                continue

            if isinstance(rc_config[key], bool):
                print("--set", key, rc_config[key])
            else:
                # Note, since conda config --add prepends, these are printed in
                # the reverse order so that entering them in this order will
                # recreate the same file
                for item in reversed(rc_config.get(key, [])):
                    # Use repr so that it can be pasted back in to conda config --add
                    print("--add", key, repr(item))

    # PyYaml does not support round tripping, so if we use yaml.dump, it
    # will clear all comments and structure from the configuration file.
    # There are no yaml parsers that do this.  Our best bet is to do a
    # simple parsing of the file ourselves.  We can check the result at
    # the end to see if we did it right.

    # First, do it the pyyaml way
    new_rc_config = deepcopy(rc_config)

    # Add
    for key, item in args.add:
        try:
            if item in rc_config.get(key, []):
                # Right now, all list keys should not contain duplicates
                message = "Skipping %s: %s, item already exists" % (key, item)
                if not args.json:
                    print(message, file=sys.stderr)
                else:
                    json_warnings.append(message)
                continue
        except TypeError:
            common.error_and_exit("key must be one of %s, not %s" %
                                  (config.rc_list_keys, key),
                                  json=args.json,
                                  error_type="ValueError")
        new_rc_config.setdefault(key, []).insert(0, item)

    # Set
    for key, item in args.set:
        yamlitem = yaml.load(item)
        if not isinstance(yamlitem, bool):
            common.error_and_exit("%r is not a boolean" % item,
                                  json=args.json,
                                  error_type="TypeError")

        new_rc_config[key] = yamlitem

    # Remove
    for key, item in args.remove:
        if key not in new_rc_config:
            common.error_and_exit("key %r is not in the config file" % key,
                                  json=args.json,
                                  error_type="KeyError")
        if item not in new_rc_config[key]:
            common.error_and_exit(
                "%r is not in the %r key of the config file" % (item, key),
                json=args.json,
                error_type="KeyError")
        new_rc_config[key] = [i for i in new_rc_config[key] if i != item]

    # Remove Key
    for key, in args.remove_key:
        if key not in new_rc_config:
            common.error_and_exit("key %r is not in the config file" % key,
                                  json=args.json,
                                  error_type="KeyError")
        del new_rc_config[key]

    if args.force:
        # Note, force will also remove any checking that the keys are in
        # config.rc_keys
        with open(rc_path, 'w') as rc:
            rc.write(yaml.dump(new_rc_config, default_flow_style=False))

        if args.json:
            common.stdout_json_success(rc_path=rc_path,
                                       warnings=json_warnings,
                                       get=json_get)
        return

    # Now, try to parse the condarc file.

    # Just support "   key:  " for now
    listkeyregexes = {
        key: re.compile(r"( *)%s *" % key)
        for key in dict(args.add)
    }
    setkeyregexes = {
        key: re.compile(r"( *)%s( *):( *)" % key)
        for key in dict(args.set)
    }

    new_rc_text = rc_text[:].split("\n")

    for key, item in args.add:
        if key not in config.rc_list_keys:
            common.error_and_exit("key must be one of %s, not %s" %
                                  (config.rc_list_keys, key),
                                  json=args.json,
                                  error_type="ValueError")

        if item in rc_config.get(key, []):
            # Skip duplicates. See above
            continue
        added = False
        for pos, line in enumerate(new_rc_text[:]):
            matched = listkeyregexes[key].match(line)
            if matched:
                leading_space = matched.group(1)
                # TODO: Try to guess how much farther to indent the
                # item. Right now, it is fixed at 2 spaces.
                new_rc_text.insert(pos + 1, "%s  - %s" % (leading_space, item))
                added = True
        if not added:
            if key in rc_config:
                # We should have found it above
                raise CouldntParse("existing list key couldn't be found")
            # TODO: Try to guess the correct amount of leading space for the
            # key. Right now it is zero.
            new_rc_text += ['%s:' % key, '  - %s' % item]
            if key == 'channels' and ['channels', 'defaults'] not in args.add:
                # If channels key is added for the first time, make sure it
                # includes 'defaults'
                new_rc_text += ['  - defaults']
                new_rc_config['channels'].append('defaults')

    for key, item in args.set:
        if key not in config.rc_bool_keys:
            common.error_and_exit("Error key must be one of %s, not %s" %
                                  (config.rc_bool_keys, key),
                                  json=args.json,
                                  error_type="ValueError")
        added = False
        for pos, line in enumerate(new_rc_text[:]):
            matched = setkeyregexes[key].match(line)
            if matched:
                leading_space = matched.group(1)
                precol_space = matched.group(2)
                postcol_space = matched.group(3)
                new_rc_text[pos] = '%s%s%s:%s%s' % (
                    leading_space, key, precol_space, postcol_space, item)
                added = True
        if not added:
            if key in rc_config:
                raise CouldntParse("existing bool key couldn't be found")
            new_rc_text += ['%s: %s' % (key, item)]

    for key, item in args.remove:
        raise NotImplementedError(
            "--remove without --force is not implemented "
            "yet")

    for key, in args.remove_key:
        raise NotImplementedError("--remove-key without --force is not "
                                  "implemented yet")

    if args.add or args.set:
        # Verify that the new rc text parses to the same thing as if we had
        # used yaml.
        try:
            parsed_new_rc_text = yaml.load('\n'.join(new_rc_text).strip('\n'))
        except yaml.parser.ParserError:
            raise CouldntParse("couldn't parse modified yaml")
        else:
            if not parsed_new_rc_text == new_rc_config:
                raise CouldntParse("modified yaml doesn't match what it "
                                   "should be")

    if args.add or args.set:
        with open(rc_path, 'w') as rc:
            rc.write('\n'.join(new_rc_text).strip('\n'))
            rc.write('\n')

    if args.json:
        common.stdout_json_success(rc_path=rc_path,
                                   warnings=json_warnings,
                                   get=json_get)
예제 #53
0
def execute_config(args, parser):
    json_warnings = []
    json_get = {}

    if args.system:
        rc_path = sys_rc_path
    elif args.file:
        rc_path = args.file
    else:
        rc_path = user_rc_path

    # Create the file if it doesn't exist
    if not os.path.exists(rc_path):
        has_defaults = ['channels', 'defaults'] in args.add
        if args.add and 'channels' in list(
                zip(*args.add))[0] and not has_defaults:
            # If someone adds a channel and their .condarc doesn't exist, make
            # sure it includes the defaults channel, or else they will end up
            # with a broken conda.
            rc_text = """\
channels:
  - defaults
"""
        else:
            rc_text = ""
    else:
        with open(rc_path, 'r') as rc:
            rc_text = rc.read()
    rc_config = yaml_load(rc_text)
    if rc_config is None:
        rc_config = {}

    # Get
    if args.get is not None:
        if args.get == []:
            args.get = sorted(rc_config.keys())
        for key in args.get:
            if key not in rc_list_keys + rc_bool_keys + rc_string_keys:
                if key not in rc_other:
                    message = "unknown key %s" % key
                    if not args.json:
                        print(message, file=sys.stderr)
                    else:
                        json_warnings.append(message)
                continue
            if key not in rc_config:
                continue

            if args.json:
                json_get[key] = rc_config[key]
                continue

            if isinstance(rc_config[key], (bool, string_types)):
                print("--set", key, rc_config[key])
            else:
                # Note, since conda config --add prepends, these are printed in
                # the reverse order so that entering them in this order will
                # recreate the same file
                for item in reversed(rc_config.get(key, [])):
                    # Use repr so that it can be pasted back in to conda config --add
                    print("--add", key, repr(item))

    # Add
    for key, item in args.add:
        if key not in rc_list_keys:
            common.error_and_exit("key must be one of %s, not %r" %
                                  (', '.join(rc_list_keys), key),
                                  json=args.json,
                                  error_type="ValueError")
        if not isinstance(rc_config.get(key, []), list):
            bad = rc_config[key].__class__.__name__
            raise CouldntParse("key %r should be a list, not %s." % (key, bad))
        if key == 'default_channels' and rc_path != sys_rc_path:
            msg = "'default_channels' is only configurable for system installs"
            raise NotImplementedError(msg)
        if item in rc_config.get(key, []):
            # Right now, all list keys should not contain duplicates
            message = "Skipping %s: %s, item already exists" % (key, item)
            if not args.json:
                print(message, file=sys.stderr)
            else:
                json_warnings.append(message)
            continue
        rc_config.setdefault(key, []).insert(0, item)

    # Set
    set_bools, set_strings = set(rc_bool_keys), set(rc_string_keys)
    for key, item in args.set:
        # Check key and value
        yamlitem = yaml_load(item)
        if key in set_bools:
            if not isinstance(yamlitem, bool):
                common.error_and_exit("Key: %s; %s is not a YAML boolean." %
                                      (key, item),
                                      json=args.json,
                                      error_type="TypeError")
            rc_config[key] = yamlitem
        elif key in set_strings:
            rc_config[key] = yamlitem
        else:
            common.error_and_exit("Error key must be one of %s, not %s" %
                                  (', '.join(set_bools | set_strings), key),
                                  json=args.json,
                                  error_type="ValueError")

    # Remove
    for key, item in args.remove:
        if key not in rc_config:
            common.error_and_exit("key %r is not in the config file" % key,
                                  json=args.json,
                                  error_type="KeyError")
        if item not in rc_config[key]:
            common.error_and_exit(
                "%r is not in the %r key of the config file" % (item, key),
                json=args.json,
                error_type="KeyError")
        rc_config[key] = [i for i in rc_config[key] if i != item]

    # Remove Key
    for key, in args.remove_key:
        if key not in rc_config:
            common.error_and_exit("key %r is not in the config file" % key,
                                  json=args.json,
                                  error_type="KeyError")
        del rc_config[key]

    # config.rc_keys
    with open(rc_path, 'w') as rc:
        rc.write(yaml_dump(rc_config))

    if args.json:
        common.stdout_json_success(rc_path=rc_path,
                                   warnings=json_warnings,
                                   get=json_get)
    return
예제 #54
0
파일: install.py 프로젝트: mdellorto/conda
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """
    newenv = bool(command == 'create')
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix, json=args.json)
    if config.force_32bit and plan.is_root_prefix(prefix):
        common.error_and_exit("cannot use CONDA_FORCE_32BIT=1 in root env")

    if command == 'update':
        if args.all:
            if args.packages:
                common.error_and_exit("""--all cannot be used with packages""",
                                      json=args.json,
                                      error_type="ValueError")
        elif not args.file:
            if len(args.packages) == 0:
                common.error_and_exit("""no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix,
                                      json=args.json,
                                      error_type="ValueError")

    if command == 'update':
        linked = ci.linked(prefix)
        for name in args.packages:
            common.arg2spec(name, json=args.json)
            if '=' in name:
                common.error_and_exit("Invalid package name: '%s'" % (name),
                                      json=args.json,
                                      error_type="ValueError")
            if name not in set(ci.name_dist(d) for d in linked):
                common.error_and_exit("package '%s' is not installed in %s" %
                                      (name, prefix),
                                      json=args.json,
                                      error_type="ValueError")

    if newenv and not args.no_default_packages:
        default_packages = config.create_default_packages[:]
        # Override defaults if they are specified at the command line
        for default_pkg in config.create_default_packages:
            if any(pkg.split('=')[0] == default_pkg for pkg in args.packages):
                default_packages.remove(default_pkg)
        args.packages.extend(default_packages)
    else:
        default_packages = []

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()

    specs = []
    if args.file:
        for fpath in args.file:
            specs.extend(common.specs_from_url(fpath, json=args.json))
    elif getattr(args, 'all', False):
        linked = ci.linked(prefix)
        if not linked:
            common.error_and_exit("There are no packages installed in the "
                "prefix %s" % prefix)
        for pkg in linked:
            name, ver, build = pkg.rsplit('-', 2)
            if name in getattr(args, '_skip', ['anaconda']):
                continue
            if name == 'python' and ver.startswith('2'):
                # Oh Python 2...
                specs.append('%s >=%s,<3' % (name, ver))
            else:
                specs.append('%s' % name)
    specs.extend(common.specs_from_args(args.packages, json=args.json))

    if command == 'install' and args.revision:
        get_revision(args.revision, json=args.json)
    elif not (newenv and args.clone):
        common.check_specs(prefix, specs, json=args.json,
                           create=(command == 'create'))


    num_cp = sum(s.endswith('.tar.bz2') for s in args.packages)
    if num_cp:
        if num_cp == len(args.packages):
            depends = misc.install_local_packages(prefix, args.packages,
                                                  verbose=not args.quiet)
            if args.no_deps:
                depends = []
            specs = list(set(depends))
            args.unknown = True
        else:
            common.error_and_exit(
                "cannot mix specifications with conda package filenames",
                json=args.json,
                error_type="ValueError")

    # handle tar file containing conda packages
    if len(args.packages) == 1:
        tar_path = args.packages[0]
        if tar_path.endswith('.tar'):
            depends = install_tar(prefix, tar_path, verbose=not args.quiet)
            if args.no_deps:
                depends = []
            specs = list(set(depends))
            args.unknown = True

    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit(
                    "you need to have 'conda-build >= 1.7.1' installed"
                    " to use the --use-local option",
                    json=args.json,
                    error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        if exists(croot):
            channel_urls = [url_path(croot)] + list(channel_urls)

    index = common.get_index_trap(channel_urls=channel_urls,
                                  prepend=not args.override_channels,
                                  use_cache=args.use_index_cache,
                                  unknown=args.unknown,
                                  json=args.json,
                                  offline=args.offline)

    if newenv and args.clone:
        if set(args.packages) - set(default_packages):
            common.error_and_exit('did not expect any arguments for --clone',
                                  json=args.json,
                                  error_type="ValueError")
        clone(args.clone, prefix, json=args.json, quiet=args.quiet, index=index)
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)
        return

    # Don't update packages that are already up-to-date
    if command == 'update' and not (args.all or args.force):
        r = Resolve(index)
        orig_packages = args.packages[:]
        for name in orig_packages:
            installed_metadata = [ci.is_linked(prefix, dist)
                                  for dist in linked]
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                         if dist.rsplit('-', 2)[0] == name]
            build_inst = [m['build_number'] for m in installed_metadata if
                          m['name'] == name]

            try:
                assert len(vers_inst) == 1, name
                assert len(build_inst) == 1, name
            except AssertionError as e:
                if args.json:
                    common.exception_and_exit(e, json=True)
                else:
                    raise

            pkgs = sorted(r.get_pkgs(MatchSpec(name)))
            if not pkgs:
                # Shouldn't happen?
                continue
            latest = pkgs[-1]

            if (latest.version == vers_inst[0] and
                       latest.build_number == build_inst[0]):
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import print_packages

            if not args.json:
                regex = '^(%s)$' % '|'.join(orig_packages)
                print('# All requested packages already installed.')
                print_packages(prefix, regex)
            else:
                common.stdout_json_success(
                    message='All requested packages already installed.')
            return

    if args.force:
        args.no_deps = True

    spec_names = set(s.split()[0] for s in specs)
    if args.no_deps:
        only_names = spec_names
    else:
        only_names = None

    if not isdir(prefix) and not newenv:
        if args.mkdir:
            try:
                os.makedirs(prefix)
            except OSError:
                common.error_and_exit("Error: could not create directory: %s" % prefix,
                                      json=args.json,
                                      error_type="OSError")
        else:
            common.error_and_exit("""\
environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix,
                                  json=args.json,
                                  error_type="NoEnvironmentFound")

    try:
        if command == 'install' and args.revision:
            actions = plan.revert_actions(prefix, get_revision(args.revision))
        else:
            with common.json_progress_bars(json=args.json and not args.quiet):

                actions = plan.install_actions(prefix, index, specs,
                                               force=args.force,
                                               only_names=only_names,
                                               pinned=args.pinned,
                                               minimal_hint=args.alt_hint)
            if args.copy:
                new_link = []
                for pkg in actions["LINK"]:
                    dist, pkgs_dir, lt = inst.split_linkarg(pkg)
                    lt = ci.LINK_COPY
                    new_link.append("%s %s %d" % (dist, pkgs_dir, lt))
                actions["LINK"] = new_link
    except NoPackagesFound as e:
        error_message = e.args[0]

        if command == 'update' and args.all:
            # Packages not found here just means they were installed but
            # cannot be found any more. Just skip them.
            if not args.json:
                print("Warning: %s, skipping" % error_message)
            else:
                # Not sure what to do here
                pass
            args._skip = getattr(args, '_skip', ['anaconda'])
            for pkg in e.pkgs:
                p = pkg.split()[0]
                if p in args._skip:
                    # Avoid infinite recursion. This can happen if a spec
                    # comes from elsewhere, like --file
                    raise
                args._skip.append(p)

            return install(args, parser, command=command)
        else:
            packages = {index[fn]['name'] for fn in index}

            for pkg in e.pkgs:
                close = get_close_matches(pkg, packages, cutoff=0.7)
                if close:
                    error_message += ("\n\nDid you mean one of these?"
                                      "\n\n    %s" % (', '.join(close)))
            error_message += '\n\nYou can search for this package on anaconda.org with'
            error_message += '\n\n    anaconda search -t conda %s' % pkg
            if len(e.pkgs) > 1:
                # Note this currently only happens with dependencies not found
                error_message += '\n\n (and similarly for the other packages)'

            if not find_executable('anaconda', include_others=False):
                error_message += '\n\nYou may need to install the anaconda-client command line client with'
                error_message += '\n\n    conda install anaconda-client'

            pinned_specs = plan.get_pinned_specs(prefix)
            if pinned_specs:
                error_message += "\n\nNote that you have pinned specs in %s:" % join(prefix, 'conda-meta', 'pinned')
                error_message += "\n\n    %r" % pinned_specs

            common.error_and_exit(error_message, json=args.json)
    except SystemExit as e:
        # Unsatisfiable package specifications/no such revision/import error
        error_type = 'UnsatisfiableSpecifications'
        if e.args and 'could not import' in e.args[0]:
            error_type = 'ImportError'
        common.exception_and_exit(e, json=args.json, newline=True,
                                  error_text=False,
                                  error_type=error_type)

    if plan.nothing_to_do(actions):
        from conda.cli.main_list import print_packages

        if not args.json:
            regex = '^(%s)$' % '|'.join(spec_names)
            print('\n# All requested packages already installed.')
            print_packages(prefix, regex)
        else:
            common.stdout_json_success(
                message='All requested packages already installed.')
        return

    if not args.json:
        print()
        print("Package plan for installation in environment %s:" % prefix)
        plan.display_actions(actions, index)

    if command in {'install', 'update'}:
        common.check_write(command, prefix)

    if not args.json:
        common.confirm_yn(args)
    elif args.dry_run:
        common.stdout_json_success(actions=actions, dry_run=True)
        sys.exit(0)

    with common.json_progress_bars(json=args.json and not args.quiet):
        try:
            plan.execute_actions(actions, index, verbose=not args.quiet)
            if not (command == 'update' and args.all):
                try:
                    with open(join(prefix, 'conda-meta', 'history'), 'a') as f:
                        f.write('# %s specs: %s\n' % (command, specs))
                except IOError as e:
                    if e.errno == errno.EACCES:
                        log.debug("Can't write the history file")
                    else:
                        raise

        except RuntimeError as e:
            if len(e.args) > 0 and "LOCKERROR" in e.args[0]:
                error_type = "AlreadyLocked"
            else:
                error_type = "RuntimeError"
            common.exception_and_exit(e, error_type=error_type, json=args.json)
        except SystemExit as e:
            common.exception_and_exit(e, json=args.json)

    if newenv:
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)

    if args.json:
        common.stdout_json_success(actions=actions)
예제 #55
0
파일: install.py 프로젝트: Mirashri/conda
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """
    newenv = bool(command == 'create')
    isupdate = bool(command == 'update')
    isinstall = bool(command == 'install')
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix, json=args.json)
    if force_32bit and plan.is_root_prefix(prefix):
        common.error_and_exit("cannot use CONDA_FORCE_32BIT=1 in root env")

    if isupdate and not (args.file or args.all or args.packages):
        common.error_and_exit("""no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix,
                              json=args.json,
                              error_type="ValueError")

    linked = ci.linked(prefix)
    lnames = {ci.name_dist(d) for d in linked}
    if isupdate and not args.all:
        for name in args.packages:
            common.arg2spec(name, json=args.json, update=True)
            if name not in lnames:
                common.error_and_exit("Package '%s' is not installed in %s" %
                                      (name, prefix),
                                      json=args.json,
                                      error_type="ValueError")

    if newenv and not args.no_default_packages:
        default_packages = create_default_packages[:]
        # Override defaults if they are specified at the command line
        for default_pkg in create_default_packages:
            if any(pkg.split('=')[0] == default_pkg for pkg in args.packages):
                default_packages.remove(default_pkg)
        args.packages.extend(default_packages)
    else:
        default_packages = []

    common.ensure_use_local(args)
    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()

    specs = []
    if args.file:
        for fpath in args.file:
            specs.extend(common.specs_from_url(fpath, json=args.json))
        if '@EXPLICIT' in specs:
            misc.explicit(specs, prefix, verbose=not args.quiet)
            return
    elif getattr(args, 'all', False):
        if not linked:
            common.error_and_exit("There are no packages installed in the "
                                  "prefix %s" % prefix)
        specs.extend(nm for nm in lnames)
    specs.extend(common.specs_from_args(args.packages, json=args.json))

    if isinstall and args.revision:
        get_revision(args.revision, json=args.json)
    elif not (newenv and args.clone):
        common.check_specs(prefix, specs, json=args.json,
                           create=(command == 'create'))

    num_cp = sum(s.endswith('.tar.bz2') for s in args.packages)
    if num_cp:
        if num_cp == len(args.packages):
            misc.explicit(args.packages, prefix, verbose=not args.quiet)
            return
        else:
            common.error_and_exit(
                "cannot mix specifications with conda package filenames",
                json=args.json,
                error_type="ValueError")

    # handle tar file containing conda packages
    if len(args.packages) == 1:
        tar_path = args.packages[0]
        if tar_path.endswith('.tar'):
            install_tar(prefix, tar_path, verbose=not args.quiet)
            return

    if newenv and args.clone:
        if set(args.packages) - set(default_packages):
            common.error_and_exit('did not expect any arguments for --clone',
                                  json=args.json,
                                  error_type="ValueError")
        clone(args.clone, prefix, json=args.json, quiet=args.quiet,
              fetch_args={'use_cache': args.use_index_cache,
                          'unknown': args.unknown})
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)
        return

    index = common.get_index_trap(channel_urls=channel_urls,
                                  prepend=not args.override_channels,
                                  use_local=args.use_local,
                                  use_cache=args.use_index_cache,
                                  unknown=args.unknown,
                                  json=args.json,
                                  offline=args.offline,
                                  prefix=prefix)
    r = Resolve(index)
    ospecs = list(specs)
    plan.add_defaults_to_specs(r, linked, specs, update=isupdate)

    # Don't update packages that are already up-to-date
    if isupdate and not (args.all or args.force):
        orig_packages = args.packages[:]
        installed_metadata = [ci.is_linked(prefix, dist) for dist in linked]
        for name in orig_packages:
            vers_inst = [m['version'] for m in installed_metadata if m['name'] == name]
            build_inst = [m['build_number'] for m in installed_metadata if m['name'] == name]

            try:
                assert len(vers_inst) == 1, name
                assert len(build_inst) == 1, name
            except AssertionError as e:
                if args.json:
                    common.exception_and_exit(e, json=True)
                else:
                    raise

            pkgs = sorted(r.get_pkgs(name))
            if not pkgs:
                # Shouldn't happen?
                continue
            latest = pkgs[-1]

            if (latest.version == vers_inst[0] and
                    latest.build_number == build_inst[0]):
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import print_packages

            if not args.json:
                regex = '^(%s)$' % '|'.join(orig_packages)
                print('# All requested packages already installed.')
                print_packages(prefix, regex)
            else:
                common.stdout_json_success(
                    message='All requested packages already installed.')
            return

    if args.force:
        args.no_deps = True

    if args.no_deps:
        only_names = set(s.split()[0] for s in ospecs)
    else:
        only_names = None

    if not isdir(prefix) and not newenv:
        if args.mkdir:
            try:
                os.makedirs(prefix)
            except OSError:
                common.error_and_exit("Error: could not create directory: %s" % prefix,
                                      json=args.json,
                                      error_type="OSError")
        else:
            common.error_and_exit("""\
environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix,
                                  json=args.json,
                                  error_type="NoEnvironmentFound")

    try:
        if isinstall and args.revision:
            actions = plan.revert_actions(prefix, get_revision(args.revision))
        else:
            with common.json_progress_bars(json=args.json and not args.quiet):
                actions = plan.install_actions(prefix, index, specs,
                                               force=args.force,
                                               only_names=only_names,
                                               pinned=args.pinned,
                                               always_copy=args.copy,
                                               minimal_hint=args.alt_hint,
                                               update_deps=args.update_deps)
    except NoPackagesFound as e:
        error_message = e.args[0]

        if isupdate and args.all:
            # Packages not found here just means they were installed but
            # cannot be found any more. Just skip them.
            if not args.json:
                print("Warning: %s, skipping" % error_message)
            else:
                # Not sure what to do here
                pass
            args._skip = getattr(args, '_skip', ['anaconda'])
            for pkg in e.pkgs:
                p = pkg.split()[0]
                if p in args._skip:
                    # Avoid infinite recursion. This can happen if a spec
                    # comes from elsewhere, like --file
                    raise
                args._skip.append(p)

            return install(args, parser, command=command)
        else:
            packages = {index[fn]['name'] for fn in index}

            nfound = 0
            for pkg in sorted(e.pkgs):
                pkg = pkg.split()[0]
                if pkg in packages:
                    continue
                close = get_close_matches(pkg, packages, cutoff=0.7)
                if not close:
                    continue
                if nfound == 0:
                    error_message += "\n\nClose matches found; did you mean one of these?\n"
                error_message += "\n    %s: %s" % (pkg, ', '.join(close))
                nfound += 1
            error_message += '\n\nYou can search for packages on anaconda.org with'
            error_message += '\n\n    anaconda search -t conda %s' % pkg
            if len(e.pkgs) > 1:
                # Note this currently only happens with dependencies not found
                error_message += '\n\n(and similarly for the other packages)'

            if not find_executable('anaconda', include_others=False):
                error_message += '\n\nYou may need to install the anaconda-client'
                error_message += ' command line client with'
                error_message += '\n\n    conda install anaconda-client'

            pinned_specs = plan.get_pinned_specs(prefix)
            if pinned_specs:
                path = join(prefix, 'conda-meta', 'pinned')
                error_message += "\n\nNote that you have pinned specs in %s:" % path
                error_message += "\n\n    %r" % pinned_specs

            common.error_and_exit(error_message, json=args.json)
    except (Unsatisfiable, SystemExit) as e:
        # Unsatisfiable package specifications/no such revision/import error
        error_type = 'UnsatisfiableSpecifications'
        if e.args and 'could not import' in e.args[0]:
            error_type = 'ImportError'
        common.exception_and_exit(e, json=args.json, newline=True,
                                  error_text=False,
                                  error_type=error_type)

    if plan.nothing_to_do(actions):
        from conda.cli.main_list import print_packages

        if not args.json:
            regex = '^(%s)$' % '|'.join(s.split()[0] for s in ospecs)
            print('\n# All requested packages already installed.')
            print_packages(prefix, regex)
        else:
            common.stdout_json_success(
                message='All requested packages already installed.')
        return

    if not args.json:
        print()
        print("Package plan for installation in environment %s:" % prefix)
        plan.display_actions(actions, index, show_channel_urls=args.show_channel_urls)

    if command in {'install', 'update'}:
        common.check_write(command, prefix)

    if not args.json:
        common.confirm_yn(args)
    elif args.dry_run:
        common.stdout_json_success(actions=actions, dry_run=True)
        sys.exit(0)

    with common.json_progress_bars(json=args.json and not args.quiet):
        try:
            plan.execute_actions(actions, index, verbose=not args.quiet)
            if not (command == 'update' and args.all):
                try:
                    with open(join(prefix, 'conda-meta', 'history'), 'a') as f:
                        f.write('# %s specs: %s\n' % (command, specs))
                except IOError as e:
                    if e.errno == errno.EACCES:
                        log.debug("Can't write the history file")
                    else:
                        raise

        except RuntimeError as e:
            if len(e.args) > 0 and "LOCKERROR" in e.args[0]:
                error_type = "AlreadyLocked"
            else:
                error_type = "RuntimeError"
            common.exception_and_exit(e, error_type=error_type, json=args.json)
        except SystemExit as e:
            common.exception_and_exit(e, json=args.json)

    if newenv:
        misc.append_env(prefix)
        misc.touch_nonadmin(prefix)
        if not args.json:
            print_activate(args.name if args.name else prefix)

    if args.json:
        common.stdout_json_success(actions=actions)
예제 #56
0
def execute(args, parser):
    import sys

    import conda.plan as plan
    from conda.cli import pscheck
    from conda.install import rm_rf, linked
    from conda import config

    if not (args.all or args.package_names):
        common.error_and_exit('no package names supplied,\n'
                              '       try "conda remove -h" for more details',
                              json=args.json,
                              error_type="ValueError")

    prefix = common.get_prefix(args)
    common.check_write('remove', prefix, json=args.json)
    common.ensure_override_channels_requires_channel(args, json=args.json)
    channel_urls = args.channel or ()
    index = common.get_index_trap(channel_urls=channel_urls,
                                  use_cache=args.use_index_cache,
                                  prepend=not args.override_channels,
                                  json=args.json)
    if args.features:
        features = set(args.package_names)
        actions = plan.remove_features_actions(prefix, index, features)

    elif args.all:
        if plan.is_root_prefix(prefix):
            common.error_and_exit('cannot remove root environment,\n'
                                  '       add -n NAME or -p PREFIX option',
                                  json=args.json,
                                  error_type="CantRemoveRoot")

        actions = {plan.PREFIX: prefix,
                   plan.UNLINK: sorted(linked(prefix))}

    else:
        specs = common.specs_from_args(args.package_names)
        if (plan.is_root_prefix(prefix) and
            common.names_in_specs(common.root_no_rm, specs)):
            common.error_and_exit('cannot remove %s from root environment' %
                                  ', '.join(common.root_no_rm),
                                  json=args.json,
                                  error_type="CantRemoveFromRoot")
        actions = plan.remove_actions(prefix, specs, pinned=args.pinned)

    if plan.nothing_to_do(actions):
        if args.all:
            rm_rf(prefix)

            if args.json:
                common.stdout_json({
                    'success': True,
                    'actions': actions
                })
            return
        common.error_and_exit('no packages found to remove from '
                              'environment: %s' % prefix,
                              json=args.json,
                              error_type="PackageNotInstalled")

    if not args.json:
        print()
        print("Package plan for package removal in environment %s:" % prefix)
        plan.display_actions(actions, index)

    if args.json and args.dry_run:
        common.stdout_json({
            'success': True,
            'dry_run': True,
            'actions': actions
        })
        return

    if not args.json:
        if not pscheck.main(args):
            common.confirm_yn(args)
    elif (sys.platform == 'win32' and not args.force_pscheck and
          not pscheck.check_processes(verbose=False)):
        common.error_and_exit("Cannot continue removal while processes "
                              "from packages are running without --force-pscheck.",
                              json=True,
                              error_type="ProcessesStillRunning")

    if args.json and not args.quiet:
        with json_progress_bars():
            plan.execute_actions(actions, index, verbose=not args.quiet)
    else:
        plan.execute_actions(actions, index, verbose=not args.quiet)

    if args.all:
        rm_rf(prefix)

    if args.json:
        common.stdout_json({
            'success': True,
            'actions': actions
        })
예제 #57
0
def execute(args, parser):
    import conda.plan as plan
    import conda.instructions as inst
    from conda.install import rm_rf, linked
    from conda import config

    if not (args.all or args.package_names):
        common.error_and_exit(
            'no package names supplied,\n'
            '       try "conda remove -h" for more details',
            json=args.json,
            error_type="ValueError")

    prefix = common.get_prefix(args)
    if args.all and prefix == config.default_prefix:
        common.error_and_exit(
            "cannot remove current environment. deactivate and run conda remove again"
        )
    common.check_write('remove', prefix, json=args.json)
    common.ensure_override_channels_requires_channel(args, json=args.json)
    channel_urls = args.channel or ()
    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        try:
            from conda_build.config import croot
        except ImportError:
            common.error_and_exit(
                "you need to have 'conda-build >= 1.7.1' installed"
                " to use the --use-local option",
                json=args.json,
                error_type="RuntimeError")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        if exists(croot):
            channel_urls = [url_path(croot)] + list(channel_urls)
        index = common.get_index_trap(channel_urls=channel_urls,
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      json=args.json,
                                      offline=args.offline)
    else:
        index = common.get_index_trap(channel_urls=channel_urls,
                                      prepend=not args.override_channels,
                                      use_cache=args.use_index_cache,
                                      json=args.json,
                                      offline=args.offline)
    specs = None
    if args.features:
        features = set(args.package_names)
        actions = plan.remove_features_actions(prefix, index, features)

    elif args.all:
        if plan.is_root_prefix(prefix):
            common.error_and_exit(
                'cannot remove root environment,\n'
                '       add -n NAME or -p PREFIX option',
                json=args.json,
                error_type="CantRemoveRoot")

        actions = {inst.PREFIX: prefix}
        for dist in sorted(linked(prefix)):
            plan.add_unlink(actions, dist)

    else:
        specs = common.specs_from_args(args.package_names)
        if (plan.is_root_prefix(prefix)
                and common.names_in_specs(common.root_no_rm, specs)):
            common.error_and_exit('cannot remove %s from root environment' %
                                  ', '.join(common.root_no_rm),
                                  json=args.json,
                                  error_type="CantRemoveFromRoot")
        actions = plan.remove_actions(prefix,
                                      specs,
                                      index=index,
                                      pinned=args.pinned)

    if plan.nothing_to_do(actions):
        if args.all:
            rm_rf(prefix)

            if args.json:
                common.stdout_json({'success': True, 'actions': actions})
            return
        common.error_and_exit('no packages found to remove from '
                              'environment: %s' % prefix,
                              json=args.json,
                              error_type="PackageNotInstalled")

    if not args.json:
        print()
        print("Package plan for package removal in environment %s:" % prefix)
        plan.display_actions(actions, index)

    if args.json and args.dry_run:
        common.stdout_json({
            'success': True,
            'dry_run': True,
            'actions': actions
        })
        return

    if not args.json:
        common.confirm_yn(args)

    if args.json and not args.quiet:
        with json_progress_bars():
            plan.execute_actions(actions, index, verbose=not args.quiet)
    else:
        plan.execute_actions(actions, index, verbose=not args.quiet)
        if specs:
            try:
                with open(join(prefix, 'conda-meta', 'history'), 'a') as f:
                    f.write('# remove specs: %s\n' % specs)
            except IOError as e:
                if e.errno == errno.EACCES:
                    log.debug("Can't write the history file")
                else:
                    raise

    if args.all:
        rm_rf(prefix)

    if args.json:
        common.stdout_json({'success': True, 'actions': actions})