Exemplo n.º 1
0
def execute(args, parser):
    import sys
    from os.path import exists

    import conda.plan as plan
    from conda.api import get_index


    if len(args.package_specs) == 0 and not args.file:
        sys.exit('Error: too few arguments, must supply command line '
                 'package specs or --file')

    common.ensure_name_or_prefix(args, 'create')
    prefix = common.get_prefix(args)

    if exists(prefix):
        if args.prefix:
            raise RuntimeError("'%s' already exists, must supply new "
                               "directory for -p/--prefix" % prefix)
        else:
            raise RuntimeError("'%s' already exists, must supply new "
                               "directory for -n/--name" % prefix)

    if args.file:
        specs = common.specs_from_file(args.file)
    else:
        specs = common.specs_from_args(args.package_specs)

    common.check_specs(prefix, specs)

    channel_urls = args.channel or ()

    common.ensure_override_channels_requires_channel(args)
    index = get_index(channel_urls=channel_urls, prepend=not args.override_channels)
    actions = plan.install_actions(prefix, index, specs)

    if plan.nothing_to_do(actions):
        print('No matching packages could be found, nothing to do')
        return

    print()
    print("Package plan for creating environment at %s:" % prefix)
    plan.display_actions(actions, index)

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

    if sys.platform != 'win32':
        activate_name = prefix
        if args.name:
            activate_name = args.name
        print("#")
        print("# To activate this environment, use:")
        print("# $ source activate %s" % activate_name)
        print("#")
        print("# To deactivate this environment, use:")
        print("# $ source deactivate")
        print("#")
Exemplo n.º 2
0
def execute(args, parser):
    import conda.plan as plan
    from conda.api import get_index
    from conda.cli import pscheck

    prefix = common.get_prefix(args)

    # handle explict 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):
        raise RuntimeError("cannot mix specifications with conda package "
                           "filenames")

    if args.force:
        args.no_deps = True

    if args.file:
        specs = common.specs_from_file(args.file)
    else:
        specs = common.specs_from_args(args.packages)

    common.check_specs(prefix, specs)

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

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()
    index = get_index(channel_urls=channel_urls, prepend=not
        args.override_channels)

    actions = plan.install_actions(prefix, index, specs,
                                   force=args.force, only_names=only_names)

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

        regex = '^(%s)$' %  '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    print()
    print("Package plan for installation in environment %s:" % prefix)
    plan.display_actions(actions, index)

    if not pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
Exemplo n.º 3
0
def execute(args, parser):
    import conda.config as config
    import conda.plan as plan
    from conda.api import get_index
    from conda.misc import touch_nonadmin

    common.ensure_name_or_prefix(args, 'create')
    prefix = common.get_prefix(args, search=False)
    check_prefix(prefix)
    config.set_pkgs_dirs(prefix)

    if args.clone:
        if args.package_specs:
            sys.exit('Error: did not expect any arguments for --clone')
        clone(args.clone, prefix)
        touch_nonadmin(prefix)
        print_activate(args.name if args.name else prefix)
        return

    if not args.no_default_packages:
        args.package_specs.extend(config.create_default_packages)

    if len(args.package_specs) == 0 and not args.file:
        sys.exit('Error: too few arguments, must supply command line '
                 'package specs or --file')

    if args.file:
        specs = common.specs_from_url(args.file)
    else:
        specs = common.specs_from_args(args.package_specs)

    common.check_specs(prefix, specs)

    channel_urls = args.channel or ()

    common.ensure_override_channels_requires_channel(args)
    index = get_index(channel_urls=channel_urls,
                      prepend=not args.override_channels)
    actions = plan.install_actions(prefix, index, specs)

    if plan.nothing_to_do(actions):
        print('No matching packages could be found, nothing to do')
        return

    print()
    print("Package plan for creating environment at %s:" % prefix)
    plan.display_actions(actions, index)

    common.confirm_yn(args)
    plan.execute_actions(actions, index, verbose=not args.quiet)
    touch_nonadmin(prefix)
    print_activate(args.name if args.name else prefix)
Exemplo n.º 4
0
def install(prefix, specs, args, env):
    # TODO: do we need this?
    common.check_specs(prefix, specs, json=args.json)

    # TODO: support all various ways this happens
    index = common.get_index_trap(channel_urls=env.channels)
    actions = plan.install_actions(prefix, index, specs)

    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)
Exemplo n.º 5
0
def install(prefix, specs, args, env, prune=False):
    # TODO: do we need this?
    common.check_specs(prefix, specs, json=args.json)

    # TODO: support all various ways this happens
    # Including 'nodefaults' in the channels list disables the defaults
    index = common.get_index_trap(channel_urls=[chan for chan in env.channels
                                                     if chan != 'nodefaults'],
                                  prepend='nodefaults' not in env.channels)
    actions = plan.install_actions(prefix, index, specs, prune=prune)

    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)
Exemplo n.º 6
0
def install(prefix, specs, args, env, prune=False):
    # TODO: do we need this?
    common.check_specs(prefix, specs, json=args.json)

    # TODO: support all various ways this happens
    # Including 'nodefaults' in the channels list disables the defaults
    index = common.get_index_trap(
        channel_urls=[chan for chan in env.channels if chan != 'nodefaults'],
        prepend='nodefaults' not in env.channels)
    actions = plan.install_actions(prefix, index, specs, prune=prune)

    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)
Exemplo n.º 7
0
def install(prefix, specs, args, data):
    # TODO: do we need this?
    common.check_specs(prefix, specs, json=args.json)

    # TODO: support all various ways this happens
    index = common.get_index_trap(
        channel_urls=data.get('channels', ())
    )
    actions = plan.install_actions(prefix, index, specs)
    if plan.nothing_to_do(actions):
        sys.stderr.write('# TODO handle more gracefully')
        sys.exit(-1)

    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)
Exemplo n.º 8
0
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """

    newenv = command == 'create'
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix)
    config.set_pkgs_dirs(prefix)

    if command == 'update':
        if len(args.packages) == 0:
            sys.exit("""Error: no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix)

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

    if newenv and args.clone:
        if args.packages:
            sys.exit('Error: did not expect any arguments for --clone')
        clone(args.clone, prefix)
        touch_nonadmin(prefix)
        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 ()

    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:
            sys.exit("Error: you need to have 'conda-build' installed"
                     " to use the --use-local option")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = get_index([url_path(build_config.croot)],
                          use_cache=args.use_cache)
    else:
        index = get_index(channel_urls=channel_urls, prepend=not
                          args.override_channels,
                          use_cache=args.use_cache)

    # Don't update packages that are already up-to-date
    if command == 'update':
        r = Resolve(index)
        orig_packages = args.packages[:]
        for name in orig_packages:
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                if dist.rsplit('-', 2)[0] == name]
            build_inst = [dist.rsplit('-', 2)[2].rsplit('.tar.bz2', 1)[0]
                          for dist in linked
                          if dist.rsplit('-', 2)[0] == name]
            assert len(vers_inst) == 1, name
            assert len(build_inst) == 1, name
            pkgs = sorted(r.get_pkgs(MatchSpec(name)))
            if not pkgs:
                # Shouldn't happen?
                continue
            # This won't do the right thing for python 2
            latest = pkgs[-1]
            if latest.version == vers_inst[0] and latest.build == build_inst[0]:
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import list_packages

            regex = '^(%s)$' % '|'.join(orig_packages)
            print('# All requested packages already installed.')
            list_packages(prefix, regex)
            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):
        sys.exit("cannot mix specifications with conda package filenames")

    if args.force:
        args.no_deps = True

    if args.file:
        specs = common.specs_from_url(args.file)
    else:
        specs = common.specs_from_args(args.packages)

    common.check_specs(prefix, specs)

    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:
                sys.exit("Error: could not create directory: %s" % prefix)
        else:
            sys.exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix)

    actions = plan.install_actions(prefix, index, specs,
                                   force=args.force, only_names=only_names)

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

        regex = '^(%s)$' % '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    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 pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
    if newenv:
        touch_nonadmin(prefix)
        print_activate(args.name if args.name else prefix)
Exemplo n.º 9
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)
Exemplo n.º 10
0
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)
Exemplo n.º 11
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 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:
        common.exception_and_exit(e, 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)
Exemplo n.º 12
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)
    config.set_pkgs_dirs(prefix)

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

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

    if newenv and args.clone:
        if args.packages:
            sys.exit('Error: did not expect any arguments for --clone')
        clone(args.clone, prefix)
        touch_nonadmin(prefix)
        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 ()

    if args.file:
        specs = common.specs_from_url(args.file)
    elif getattr(args, 'all', False):
        specs = []
        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))
    else:
        specs = common.specs_from_args(args.packages)

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

    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:
            sys.exit("Error: you need to have 'conda-build' installed"
                     " to use the --use-local option")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = get_index([url_path(build_config.croot)],
                          use_cache=args.use_index_cache,
                          unknown=args.unknown)
    else:
        index = get_index(channel_urls=channel_urls, prepend=not
                          args.override_channels,
                          use_cache=args.use_index_cache,
                          unknown=args.unknown)

    # 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:
            vers_inst = [dist.rsplit('-', 2)[1] for dist in linked
                if dist.rsplit('-', 2)[0] == name]
            build_inst = [dist.rsplit('-', 2)[2].rsplit('.tar.bz2', 1)[0]
                          for dist in linked
                          if dist.rsplit('-', 2)[0] == name]
            assert len(vers_inst) == 1, name
            assert len(build_inst) == 1, name
            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 == build_inst[0]:
                args.packages.remove(name)
        if not args.packages:
            from conda.cli.main_list import list_packages

            regex = '^(%s)$' % '|'.join(orig_packages)
            print('# All requested packages already installed.')
            list_packages(prefix, regex)
            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):
        sys.exit("cannot mix specifications with conda package filenames")

    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:
                sys.exit("Error: could not create directory: %s" % prefix)
        else:
            sys.exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix)

    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)

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

        regex = '^(%s)$' % '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    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 pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
    if newenv:
        touch_nonadmin(prefix)
        print_activate(args.name if args.name else prefix)
Exemplo n.º 13
0
def install(args, parser, command='install'):
    """
    conda install, conda update, and conda create
    """

    newenv = command == 'create'
    if newenv:
        common.ensure_name_or_prefix(args, command)
    prefix = common.get_prefix(args, search=not newenv)
    if newenv:
        check_prefix(prefix)
    config.set_pkgs_dirs(prefix)

    if command == 'update':
        if len(args.packages) == 0:
            sys.exit("""Error: no package names supplied
# If you want to update to a newer version of Anaconda, type:
#
# $ conda update --prefix %s anaconda
""" % prefix)

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

    if newenv and args.clone:
        if args.packages:
            sys.exit('Error: did not expect any arguments for --clone')
        clone(args.clone, prefix)
        touch_nonadmin(prefix)
        print_activate(args.name if args.name else prefix)
        return

    if newenv and not args.no_default_packages:
        args.packages.extend(config.create_default_packages)

    # handle tar file containaing 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 explict 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):
        sys.exit("cannot mix specifications with conda package filenames")

    if args.force:
        args.no_deps = True

    if args.file:
        specs = common.specs_from_url(args.file)
    else:
        specs = common.specs_from_args(args.packages)

    common.check_specs(prefix, specs)

    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:
                sys.exit("Error: could not create directory: %s" % prefix)
        else:
            sys.exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix)

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()
    index = get_index(channel_urls=channel_urls, prepend=not
                      args.override_channels)
    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:
            sys.exit("Error: you need to have 'conda-build' installed"
                     " to use the --use-local option")
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = get_index([url_path(build_config.croot)])

    actions = plan.install_actions(prefix, index, specs,
                                   force=args.force, only_names=only_names)

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

        regex = '^(%s)$' % '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    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 pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
    if newenv:
        touch_nonadmin(prefix)
        print_activate(args.name if args.name else prefix)
Exemplo n.º 14
0
def execute(args, parser):
    import sys
    from os.path import isdir

    import conda.plan as plan
    from conda.api import get_index
    from conda.cli import pscheck

    prefix = common.get_prefix(args)

    # handle tar file containaing 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 explict 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):
        sys.exit("cannot mix specifications with conda package filenames")

    if args.force:
        args.no_deps = True

    if args.file:
        specs = common.specs_from_file(args.file)
    else:
        specs = common.specs_from_args(args.packages)

    common.check_specs(prefix, specs)

    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):
        sys.exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix)

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()
    index = get_index(channel_urls=channel_urls, prepend=not
        args.override_channels)

    actions = plan.install_actions(prefix, index, specs,
                                   force=args.force, only_names=only_names)

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

        regex = '^(%s)$' %  '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    print()
    print("Package plan for installation in environment %s:" % prefix)
    plan.display_actions(actions, index)

    if not pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
Exemplo n.º 15
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 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)
Exemplo n.º 16
0
def execute(args, parser):
    import sys
    from os.path import isdir

    import conda.config as config
    import conda.plan as plan
    from conda.api import get_index
    from conda.cli import pscheck


    prefix = common.get_prefix(args)
    config.set_pkgs_dirs(prefix)

    # handle tar file containaing 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 explict 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):
        sys.exit("cannot mix specifications with conda package filenames")

    if args.force:
        args.no_deps = True

    if args.file:
        specs = common.specs_from_url(args.file)
    else:
        specs = common.specs_from_args(args.packages)

    common.check_specs(prefix, specs)

    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):
        sys.exit("""\
Error: environment does not exist: %s
#
# Use 'conda create' to create an environment before installing packages
# into it.
#""" % prefix)

    common.ensure_override_channels_requires_channel(args)
    channel_urls = args.channel or ()
    index = get_index(channel_urls=channel_urls, prepend=not
                      args.override_channels)

    if args.use_local:
        from conda.fetch import fetch_index
        from conda.utils import url_path
        from conda.builder import config as build_config
        # remove the cache such that a refetch is made,
        # this is necessary because we add the local build repo URL
        fetch_index.cache = {}
        index = get_index([url_path(build_config.croot)])

    if args.pip and config.use_pip:
        # Remove from specs packages that are not in conda index
        #  and install them using pip
        # Return the updated specs
        specs = install_with_pip(prefix, index, specs)
        if not specs:
            return

    actions = plan.install_actions(prefix, index, specs,
                                   force=args.force, only_names=only_names)

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

        regex = '^(%s)$' % '|'.join(spec_names)
        print('# All requested packages already installed.')
        list_packages(prefix, regex)
        return

    print()
    print("Package plan for installation in environment %s:" % prefix)
    plan.display_actions(actions, index)
    common.check_write('install', prefix)

    if not pscheck.main(args):
        common.confirm_yn(args)

    plan.execute_actions(actions, index, verbose=not args.quiet)
Exemplo n.º 17
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 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)
Exemplo n.º 18
0
def execute(args, parser):
    import os
    import sys
    from os.path import abspath, exists, isfile

    import conda.plan as plan
    from conda.api import get_index

    common.ensure_name_or_prefix(args, "create")
    prefix = common.get_prefix(args, search=False)
    if exists(prefix):
        sys.exit("Error: prefix already exists: %s" % prefix)

    if args.clone:
        path = abspath(args.clone)
        if isfile(path):
            from conda.builder.share import clone_bundle

            clone_bundle(path, prefix)
            return
        else:
            from conda.misc import clone_env

            if os.sep in args.clone:
                src_prefix = path
            else:
                src_prefix = common.find_prefix_name(args.clone)
            print("src_prefix: %r" % src_prefix)
            if src_prefix is None:
                sys.exit("Error: could not find environment: %s" % args.clone)
            clone_env(src_prefix, prefix)
            args.yes = True
    else:
        if len(args.package_specs) == 0 and not args.file:
            sys.exit("Error: too few arguments, must supply command line " "package specs or --file")

    if args.file:
        specs = common.specs_from_file(args.file)
    else:
        specs = common.specs_from_args(args.package_specs)

    if args.clone and len(specs) == 0:
        return
    else:
        common.check_specs(prefix, specs)

    channel_urls = args.channel or ()

    common.ensure_override_channels_requires_channel(args)
    index = get_index(channel_urls=channel_urls, prepend=not args.override_channels)
    actions = plan.install_actions(prefix, index, specs)

    if plan.nothing_to_do(actions):
        print("No matching packages could be found, nothing to do")
        return

    print()
    print("Package plan for creating environment at %s:" % prefix)
    plan.display_actions(actions, index)

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

    activate_name = prefix
    if args.name:
        activate_name = args.name
    print("#")
    print("# To activate this environment, use:")
    if sys.platform == "win32":
        print("# > activate %s" % activate_name)
    else:
        print("# $ source activate %s" % activate_name)
        print("#")
        print("# To deactivate this environment, use:")
        print("# $ source deactivate")
    print("#")