コード例 #1
0
def get_installed_distributions(
        local_only=True,  # type: bool
        skip=stdlib_pkgs,  # type: Container[str]
        include_editables=True,  # type: bool
        editables_only=False,  # type: bool
        user_only=False,  # type: bool
        paths=None,  # type: Optional[List[str]]
):
    # type: (...) -> List[Distribution]
    """Return a list of installed Distribution objects.

    Left for compatibility until direct pkg_resources uses are refactored out.
    """
    from pipenv.patched.notpip._internal.metadata import get_default_environment, get_environment
    from pipenv.patched.notpip._internal.metadata.pkg_resources import Distribution as _Dist

    if paths is None:
        env = get_default_environment()
    else:
        env = get_environment(paths)
    dists = env.iter_installed_distributions(
        local_only=local_only,
        skip=skip,
        include_editables=include_editables,
        editables_only=editables_only,
        user_only=user_only,
    )
    return [cast(_Dist, dist)._dist for dist in dists]
コード例 #2
0
 def check_requirements(
         self,
         reqs: Iterable[str]) -> Tuple[Set[Tuple[str, str]], Set[str]]:
     """Return 2 sets:
     - conflicting requirements: set of (installed, wanted) reqs tuples
     - missing requirements: set of reqs
     """
     missing = set()
     conflicting = set()
     if reqs:
         env = get_environment(self._lib_dirs)
         for req_str in reqs:
             req = Requirement(req_str)
             dist = env.get_distribution(req.name)
             if not dist:
                 missing.add(req_str)
                 continue
             if isinstance(dist.version, Version):
                 installed_req_str = f"{req.name}=={dist.version}"
             else:
                 installed_req_str = f"{req.name}==={dist.version}"
             if dist.version not in req.specifier:
                 conflicting.add((installed_req_str, req_str))
             # FIXME: Consider direct URL?
     return conflicting, missing
コード例 #3
0
def get_vendor_version_from_module(module_name: str) -> Optional[str]:
    module = get_module_from_module_name(module_name)
    version = getattr(module, '__version__', None)

    if not version:
        # Try to find version in debundled module info.
        env = get_environment([os.path.dirname(module.__file__)])
        dist = env.get_distribution(module_name)
        if dist:
            version = str(dist.version)

    return version
コード例 #4
0
def get_installed_distributions(local_only=False, user_only=False):
    try:
        from pipenv.patched.notpip._internal.metadata import get_environment
    except ImportError:
        # For backward compatibility with python ver. 2.7 and pip
        # version 20.3.4 (latest pip version that works with python
        # version 2.7)
        from pipenv.patched.notpip._internal.utils import misc
        return misc.get_installed_distributions(local_only=local_only,
                                                user_only=user_only)
    else:
        dists = get_environment(None).iter_installed_distributions(
            local_only=local_only, skip=(), user_only=user_only)
        return [d._dist for d in dists]
コード例 #5
0
ファイル: list.py プロジェクト: stjordanis/pipenv
    def run(self, options: Values, args: List[str]) -> int:
        if options.outdated and options.uptodate:
            raise CommandError(
                "Options --outdated and --uptodate cannot be combined.")

        cmdoptions.check_list_path_option(options)

        skip = set(stdlib_pkgs)
        if options.excludes:
            skip.update(canonicalize_name(n) for n in options.excludes)

        packages: "_ProcessedDists" = [
            cast("_DistWithLatestInfo", d)
            for d in get_environment(options.path).iter_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                editables_only=options.editable,
                include_editables=options.include_editable,
                skip=skip,
            )
        ]

        # get_not_required must be called firstly in order to find and
        # filter out all dependencies correctly. Otherwise a package
        # can't be identified as requirement because some parent packages
        # could be filtered out before.
        if options.not_required:
            packages = self.get_not_required(packages, options)

        if options.outdated:
            packages = self.get_outdated(packages, options)
        elif options.uptodate:
            packages = self.get_uptodate(packages, options)

        self.output_package_listing(packages, options)
        return SUCCESS
コード例 #6
0
    def run(self, options: Values, args: List[str]) -> int:
        if options.use_user_site and options.target_dir is not None:
            raise CommandError("Can not combine '--user' and '--target'")

        cmdoptions.check_install_build_global(options)
        upgrade_strategy = "to-satisfy-only"
        if options.upgrade:
            upgrade_strategy = options.upgrade_strategy

        cmdoptions.check_dist_restriction(options, check_target=True)

        install_options = options.install_options or []

        logger.verbose("Using %s", get_pip_version())
        options.use_user_site = decide_user_install(
            options.use_user_site,
            prefix_path=options.prefix_path,
            target_dir=options.target_dir,
            root_path=options.root_path,
            isolated_mode=options.isolated_mode,
        )

        target_temp_dir: Optional[TempDirectory] = None
        target_temp_dir_path: Optional[str] = None
        if options.target_dir:
            options.ignore_installed = True
            options.target_dir = os.path.abspath(options.target_dir)
            if (
                    # fmt: off
                    os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)
                    # fmt: on
            ):
                raise CommandError(
                    "Target path exists but is not a directory, will not continue."
                )

            # Create a target directory for using with the target option
            target_temp_dir = TempDirectory(kind="target")
            target_temp_dir_path = target_temp_dir.path
            self.enter_context(target_temp_dir)

        global_options = options.global_options or []

        session = self.get_default_session(options)

        target_python = make_target_python(options)
        finder = self._build_package_finder(
            options=options,
            session=session,
            target_python=target_python,
            ignore_requires_python=options.ignore_requires_python,
        )
        wheel_cache = WheelCache(options.cache_dir, options.format_control)

        req_tracker = self.enter_context(get_requirement_tracker())

        directory = TempDirectory(
            delete=not options.no_clean,
            kind="install",
            globally_managed=True,
        )

        try:
            reqs = self.get_requirements(args, options, finder, session)

            # Only when installing is it permitted to use PEP 660.
            # In other circumstances (pip wheel, pip download) we generate
            # regular (i.e. non editable) metadata and wheels.
            for req in reqs:
                req.permit_editable_wheels = True

            reject_location_related_install_options(reqs,
                                                    options.install_options)

            preparer = self.make_requirement_preparer(
                temp_build_dir=directory,
                options=options,
                req_tracker=req_tracker,
                session=session,
                finder=finder,
                use_user_site=options.use_user_site,
                verbosity=self.verbosity,
            )
            resolver = self.make_resolver(
                preparer=preparer,
                finder=finder,
                options=options,
                wheel_cache=wheel_cache,
                use_user_site=options.use_user_site,
                ignore_installed=options.ignore_installed,
                ignore_requires_python=options.ignore_requires_python,
                force_reinstall=options.force_reinstall,
                upgrade_strategy=upgrade_strategy,
                use_pep517=options.use_pep517,
            )

            self.trace_basic_info(finder)

            requirement_set = resolver.resolve(
                reqs, check_supported_wheels=not options.target_dir)

            try:
                pip_req = requirement_set.get_requirement("pip")
            except KeyError:
                modifying_pip = False
            else:
                # If we're not replacing an already installed pip,
                # we're not modifying it.
                modifying_pip = pip_req.satisfied_by is None
            protect_pip_from_modification_on_windows(
                modifying_pip=modifying_pip)

            check_binary_allowed = get_check_binary_allowed(
                finder.format_control)

            reqs_to_build = [
                r for r in requirement_set.requirements.values()
                if should_build_for_install_command(r, check_binary_allowed)
            ]

            _, build_failures = build(
                reqs_to_build,
                wheel_cache=wheel_cache,
                verify=True,
                build_options=[],
                global_options=[],
            )

            # If we're using PEP 517, we cannot do a legacy setup.py install
            # so we fail here.
            pep517_build_failure_names: List[str] = [
                r.name for r in build_failures if r.use_pep517  # type: ignore
            ]
            if pep517_build_failure_names:
                raise InstallationError(
                    "Could not build wheels for {}, which is required to "
                    "install pyproject.toml-based projects".format(
                        ", ".join(pep517_build_failure_names)))

            # For now, we just warn about failures building legacy
            # requirements, as we'll fall through to a setup.py install for
            # those.
            for r in build_failures:
                if not r.use_pep517:
                    r.legacy_install_reason = 8368

            to_install = resolver.get_installation_order(requirement_set)

            # Check for conflicts in the package set we're installing.
            conflicts: Optional[ConflictDetails] = None
            should_warn_about_conflicts = (not options.ignore_dependencies
                                           and options.warn_about_conflicts)
            if should_warn_about_conflicts:
                conflicts = self._determine_conflicts(to_install)

            # Don't warn about script install locations if
            # --target or --prefix has been specified
            warn_script_location = options.warn_script_location
            if options.target_dir or options.prefix_path:
                warn_script_location = False

            installed = install_given_reqs(
                to_install,
                install_options,
                global_options,
                root=options.root_path,
                home=target_temp_dir_path,
                prefix=options.prefix_path,
                warn_script_location=warn_script_location,
                use_user_site=options.use_user_site,
                pycompile=options.compile,
            )

            lib_locations = get_lib_location_guesses(
                user=options.use_user_site,
                home=target_temp_dir_path,
                root=options.root_path,
                prefix=options.prefix_path,
                isolated=options.isolated_mode,
            )
            env = get_environment(lib_locations)

            installed.sort(key=operator.attrgetter("name"))
            items = []
            for result in installed:
                item = result.name
                try:
                    installed_dist = env.get_distribution(item)
                    if installed_dist is not None:
                        item = f"{item}-{installed_dist.version}"
                except Exception:
                    pass
                items.append(item)

            if conflicts is not None:
                self._warn_about_conflicts(
                    conflicts,
                    resolver_variant=self.determine_resolver_variant(options),
                )

            installed_desc = " ".join(items)
            if installed_desc:
                write_output(
                    "Successfully installed %s",
                    installed_desc,
                )
        except OSError as error:
            show_traceback = self.verbosity >= 1

            message = create_os_error_message(
                error,
                show_traceback,
                options.use_user_site,
            )
            logger.error(message, exc_info=show_traceback)  # noqa

            return ERROR

        if options.target_dir:
            assert target_temp_dir
            self._handle_target_dir(options.target_dir, target_temp_dir,
                                    options.upgrade)

        warn_if_run_as_root()
        return SUCCESS
コード例 #7
0
ファイル: freeze.py プロジェクト: wwjiang007/pipenv
def freeze(
        requirement: Optional[List[str]] = None,
        local_only: bool = False,
        user_only: bool = False,
        paths: Optional[List[str]] = None,
        isolated: bool = False,
        exclude_editable: bool = False,
        skip: Container[str] = (),
) -> Iterator[str]:
    installations: Dict[str, FrozenRequirement] = {}

    dists = get_environment(paths).iter_installed_distributions(
        local_only=local_only,
        skip=(),
        user_only=user_only,
    )
    for dist in dists:
        req = FrozenRequirement.from_dist(dist)
        if exclude_editable and req.editable:
            continue
        installations[req.canonical_name] = req

    if requirement:
        # the options that don't get turned into an InstallRequirement
        # should only be emitted once, even if the same option is in multiple
        # requirements files, so we need to keep track of what has been emitted
        # so that we don't emit it again if it's seen again
        emitted_options: Set[str] = set()
        # keep track of which files a requirement is in so that we can
        # give an accurate warning if a requirement appears multiple times.
        req_files: Dict[str, List[str]] = collections.defaultdict(list)
        for req_file_path in requirement:
            with open(req_file_path) as req_file:
                for line in req_file:
                    if (not line.strip() or line.strip().startswith("#")
                            or line.startswith((
                                "-r",
                                "--requirement",
                                "-f",
                                "--find-links",
                                "-i",
                                "--index-url",
                                "--pre",
                                "--trusted-host",
                                "--process-dependency-links",
                                "--extra-index-url",
                                "--use-feature",
                            ))):
                        line = line.rstrip()
                        if line not in emitted_options:
                            emitted_options.add(line)
                            yield line
                        continue

                    if line.startswith("-e") or line.startswith("--editable"):
                        if line.startswith("-e"):
                            line = line[2:].strip()
                        else:
                            line = line[len("--editable"):].strip().lstrip("=")
                        line_req = install_req_from_editable(
                            line,
                            isolated=isolated,
                        )
                    else:
                        line_req = install_req_from_line(
                            COMMENT_RE.sub("", line).strip(),
                            isolated=isolated,
                        )

                    if not line_req.name:
                        logger.info(
                            "Skipping line in requirement file [%s] because "
                            "it's not clear what it would install: %s",
                            req_file_path,
                            line.strip(),
                        )
                        logger.info(
                            "  (add #egg=PackageName to the URL to avoid"
                            " this warning)")
                    else:
                        line_req_canonical_name = canonicalize_name(
                            line_req.name)
                        if line_req_canonical_name not in installations:
                            # either it's not installed, or it is installed
                            # but has been processed already
                            if not req_files[line_req.name]:
                                logger.warning(
                                    "Requirement file [%s] contains %s, but "
                                    "package %r is not installed",
                                    req_file_path,
                                    COMMENT_RE.sub("", line).strip(),
                                    line_req.name,
                                )
                            else:
                                req_files[line_req.name].append(req_file_path)
                        else:
                            yield str(installations[line_req_canonical_name]
                                      ).rstrip()
                            del installations[line_req_canonical_name]
                            req_files[line_req.name].append(req_file_path)

        # Warn about requirements that were included multiple times (in a
        # single requirements file or in different requirements files).
        for name, files in req_files.items():
            if len(files) > 1:
                logger.warning(
                    "Requirement %s included multiple times [%s]",
                    name,
                    ", ".join(sorted(set(files))),
                )

        yield ("## The following requirements were added by pip freeze:")
    for installation in sorted(installations.values(),
                               key=lambda x: x.name.lower()):
        if installation.canonical_name not in skip:
            yield str(installation).rstrip()