Esempio n. 1
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    def get_package_from_file(cls, file_path):  # type: (Path) -> Package
        if file_path.suffix == ".whl":
            meta = pkginfo.Wheel(str(file_path))
        else:
            # Assume sdist
            meta = pkginfo.SDist(str(file_path))

        package = Package(meta.name, meta.version)
        package.source_type = "file"
        package.source_url = file_path.as_posix()

        package.description = meta.summary
        for req in meta.requires_dist:
            dep = dependency_from_pep_508(req)
            for extra in dep.in_extras:
                if extra not in package.extras:
                    package.extras[extra] = []

                package.extras[extra].append(dep)

            if not dep.is_optional():
                package.requires.append(dep)

        if meta.requires_python:
            package.python_versions = meta.requires_python

        return package
Esempio n. 2
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    def search(self, query):
        results = []

        search = {"q": query}

        response = session().get(self._url + "search", params=search)
        content = parse(response.content, namespaceHTMLElements=False)
        for result in content.findall(".//*[@class='package-snippet']"):
            name = result.find("h3/*[@class='package-snippet__name']").text
            version = result.find(
                "h3/*[@class='package-snippet__version']").text

            if not name or not version:
                continue

            description = result.find(
                "p[@class='package-snippet__description']").text
            if not description:
                description = ""

            try:
                result = Package(name, version, description)
                result.description = to_str(description.strip())
                results.append(result)
            except ParseVersionError:
                self._log(
                    'Unable to parse version "{}" for the {} package, skipping'
                    .format(version, name),
                    level="debug",
                )

        return results
Esempio n. 3
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    def get_package_from_file(cls, file_path):  # type: (Path) -> Package
        info = Inspector().inspect(file_path)
        if not info["name"]:
            raise RuntimeError(
                "Unable to determine the package name of {}".format(file_path))

        package = Package(info["name"], info["version"])
        package.source_type = "file"
        package.source_url = file_path.as_posix()

        package.description = info["summary"]
        for req in info["requires_dist"]:
            dep = dependency_from_pep_508(req)
            for extra in dep.in_extras:
                if extra not in package.extras:
                    package.extras[extra] = []

                package.extras[extra].append(dep)

            if not dep.is_optional():
                package.requires.append(dep)

        if info["requires_python"]:
            package.python_versions = info["requires_python"]

        return package
Esempio n. 4
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    def search(self, query, mode=0):
        results = []

        search = {"name": query}

        if mode == self.SEARCH_FULLTEXT:
            search["summary"] = query

        client = ServerProxy("https://pypi.python.org/pypi")
        hits = client.search(search, "or")

        for hit in hits:
            try:
                result = Package(hit["name"], hit["version"], hit["version"])
                result.description = to_str(hit["summary"])
                results.append(result)
            except ParseVersionError:
                self._log(
                    'Unable to parse version "{}" for the {} package, skipping'.format(
                        hit["version"], hit["name"]
                    ),
                    level="debug",
                )

        return results
Esempio n. 5
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    def load(cls, env):  # type: (Env) -> InstalledRepository
        """
        Load installed packages.

        For now, it uses the pip "freeze" command.
        """
        repo = cls()
        seen = set()

        for entry in env.sys_path:
            for distribution in sorted(
                    metadata.distributions(path=[entry]),
                    key=lambda d: str(d._path),
            ):
                name = distribution.metadata["name"]
                version = distribution.metadata["version"]
                package = Package(name, version, version)
                package.description = distribution.metadata.get("summary", "")

                if package.name in seen:
                    continue

                seen.add(package.name)

                repo.add_package(package)

                path = Path(str(distribution._path))
                is_standard_package = True
                try:
                    path.relative_to(env.site_packages)
                except ValueError:
                    is_standard_package = False

                if is_standard_package:
                    continue

                src_path = env.path / "src"

                # A VCS dependency should have been installed
                # in the src directory. If not, it's a path dependency
                try:
                    path.relative_to(src_path)

                    from poetry.vcs.git import Git

                    git = Git()
                    revision = git.rev_parse("HEAD",
                                             src_path / package.name).strip()
                    url = git.remote_url(src_path / package.name)

                    package.source_type = "git"
                    package.source_url = url
                    package.source_reference = revision
                except ValueError:
                    package.source_type = "directory"
                    package.source_url = str(path.parent)

        return repo
Esempio n. 6
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    def package(self,
                name: str,
                version: str,
                extras: Union[list, None] = None) -> Package:
        try:
            index = self._packages.index(Package(name, version, version))

            return self._packages[index]
        except ValueError:
            if extras is None:
                extras = []

            release_info = self.get_release_info(name, version)
            package = Package(name, version, version)
            requires_dist = release_info['requires_dist'] or []
            for req in requires_dist:
                try:
                    dependency = dependency_from_pep_508(req)
                except InvalidMarker:
                    # Invalid marker
                    # We strip the markers hoping for the best
                    req = req.split(';')[0]

                    dependency = dependency_from_pep_508(req)

                if dependency.extras:
                    for extra in dependency.extras:
                        if extra not in package.extras:
                            package.extras[extra] = []

                        package.extras[extra].append(dependency)

                if not dependency.is_optional():
                    package.requires.append(dependency)

            # Adding description
            package.description = release_info.get('summary', '')

            # Adding hashes information
            package.hashes = release_info['digests']

            # Activate extra dependencies
            for extra in extras:
                if extra in package.extras:
                    for dep in package.extras[extra]:
                        dep.activate()

                    package.requires += package.extras[extra]

            self._packages.append(package)

            return package
Esempio n. 7
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    def search(self, query, mode=0):
        results = []

        search = {'name': query}

        if mode == self.SEARCH_FULLTEXT:
            search['summary'] = query

        client = ServerProxy('https://pypi.python.org/pypi')
        hits = client.search(search, 'or')

        for hit in hits:
            result = Package(hit['name'], hit['version'], hit['version'])
            result.description = to_str(hit['summary'])
            results.append(result)

        return results
Esempio n. 8
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    def search(self, query, mode=0):
        results = []

        search = {"name": query}

        if mode == self.SEARCH_FULLTEXT:
            search["summary"] = query

        client = ServerProxy("https://pypi.python.org/pypi")
        hits = client.search(search, "or")

        for hit in hits:
            result = Package(hit["name"], hit["version"], hit["version"])
            result.description = to_str(hit["summary"])
            results.append(result)

        return results
Esempio n. 9
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    def search(self, query, mode=0):
        results = []

        search = {"name": query}

        if mode == self.SEARCH_FULLTEXT:
            search["summary"] = query

        client = ServerProxy("https://pypi.python.org/pypi")
        hits = client.search(search, "or")

        for hit in hits:
            result = Package(hit["name"], hit["version"], hit["version"])
            result.description = to_str(hit["summary"])
            results.append(result)

        return results
Esempio n. 10
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    def search_for_file(self, dependency):  # type: (FileDependency) -> List[Package]
        package = Package(dependency.name, dependency.pretty_constraint)
        package.source_type = "file"
        package.source_url = dependency.path.as_posix()

        package.description = dependency.metadata.summary
        for req in dependency.metadata.requires_dist:
            package.requires.append(dependency_from_pep_508(req))

        if dependency.metadata.requires_python:
            package.python_versions = dependency.metadata.requires_python

        if dependency.metadata.platforms:
            package.platform = " || ".join(dependency.metadata.platforms)

        package.hashes = [dependency.hash()]

        return [package]
Esempio n. 11
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    def search_for_file(self, dependency):  # type: (FileDependency) -> List[Package]
        package = Package(dependency.name, dependency.pretty_constraint)
        package.source_type = "file"
        package.source_url = dependency.path.as_posix()

        package.description = dependency.metadata.summary
        for req in dependency.metadata.requires_dist:
            package.requires.append(dependency_from_pep_508(req))

        if dependency.metadata.requires_python:
            package.python_versions = dependency.metadata.requires_python

        if dependency.metadata.platforms:
            package.platform = " || ".join(dependency.metadata.platforms)

        package.hashes = [dependency.hash()]

        return [package]
Esempio n. 12
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    def search_for_file(self, dependency):  # type: (FileDependency) -> List[Package]
        if dependency.path.suffix == ".whl":
            meta = pkginfo.Wheel(str(dependency.full_path))
        else:
            # Assume sdist
            meta = pkginfo.SDist(str(dependency.full_path))

        if dependency.name != meta.name:
            # For now, the dependency's name must match the actual package's name
            raise RuntimeError(
                "The dependency name for {} does not match the actual package's name: {}".format(
                    dependency.name, meta.name
                )
            )

        package = Package(meta.name, meta.version)
        package.source_type = "file"
        package.source_url = dependency.path.as_posix()

        package.description = meta.summary
        for req in meta.requires_dist:
            dep = dependency_from_pep_508(req)
            for extra in dep.in_extras:
                if extra not in package.extras:
                    package.extras[extra] = []

                package.extras[extra].append(dep)

            if not dep.is_optional():
                package.requires.append(dep)

        if meta.requires_python:
            package.python_versions = meta.requires_python

        package.hashes = [dependency.hash()]

        for extra in dependency.extras:
            if extra in package.extras:
                for dep in package.extras[extra]:
                    dep.activate()

                package.requires += package.extras[extra]

        return [package]
Esempio n. 13
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    def __init__(
            self,
            path,  # type: Path
            category='main',  # type: str
            optional=False,  # type: bool
            base=None,  # type: Path
            develop=False  # type: bool
    ):
        from . import dependency_from_pep_508

        self._path = path
        self._base = base
        self._full_path = path
        self._develop = develop

        if self._base and not self._path.is_absolute():
            self._full_path = self._base / self._path

        if not self._full_path.exists():
            raise ValueError('Directory {} does not exist'.format(self._path))

        if self._full_path.is_file():
            raise ValueError('{} is a file, expected a directory'.format(
                self._path))

        # Checking content to dertermine actions
        setup = self._full_path / 'setup.py'
        pyproject = TomlFile(self._full_path / 'pyproject.toml')
        has_poetry = False
        if pyproject.exists():
            pyproject_content = pyproject.read(True)
            has_poetry = ('tool' in pyproject_content
                          and 'poetry' in pyproject_content['tool'])

        if not setup.exists() and not has_poetry:
            raise ValueError(
                'Directory {} does not seem to be a Python package'.format(
                    self._full_path))

        if has_poetry:
            from poetry.masonry.builders import SdistBuilder
            from poetry.poetry import Poetry

            poetry = Poetry.create(self._full_path)
            builder = SdistBuilder(poetry, NullVenv(), NullIO())

            with setup.open('w') as f:
                f.write(decode(builder.build_setup()))

            self._package = poetry.package
        else:
            from poetry.packages import Package
            # Execute egg_info
            current_dir = os.getcwd()
            os.chdir(str(self._full_path))

            try:
                cwd = base
                venv = Venv.create(NullIO(), cwd=cwd)
                venv.run('python', 'setup.py', 'egg_info')
            finally:
                os.chdir(current_dir)

            egg_info = list(self._full_path.glob('*.egg-info'))[0]

            meta = pkginfo.UnpackedSDist(str(egg_info))

            if meta.requires_dist:
                reqs = list(meta.requires_dist)
            else:
                reqs = []
                requires = egg_info / 'requires.txt'
                if requires.exists():
                    with requires.open() as f:
                        reqs = parse_requires(f.read())

            package = Package(meta.name, meta.version)
            package.description = meta.summary

            for req in reqs:
                package.requires.append(dependency_from_pep_508(req))

            if meta.requires_python:
                package.python_versions = meta.requires_python

            if meta.platforms:
                platforms = [
                    p for p in meta.platforms if p.lower() != 'unknown'
                ]
                if platforms:
                    package.platform = ' || '.join(platforms)

            self._package = package

        self._package.source_type = 'directory'
        self._package.source_reference = str(self._path)

        super(DirectoryDependency, self).__init__(self._package.name,
                                                  self._package.version,
                                                  category=category,
                                                  optional=optional,
                                                  allows_prereleases=True)
Esempio n. 14
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    def package(
            self,
            name,  # type: str
            version,  # type: str
            extras=None,  # type: (Union[list, None])
    ):  # type: (...) -> Union[Package, None]
        if extras is None:
            extras = []

        release_info = self.get_release_info(name, version)
        package = Package(name, version, version)
        requires_dist = release_info["requires_dist"] or []
        for req in requires_dist:
            try:
                dependency = dependency_from_pep_508(req)
            except InvalidMarker:
                # Invalid marker
                # We strip the markers hoping for the best
                req = req.split(";")[0]

                dependency = dependency_from_pep_508(req)
            except ValueError:
                # Likely unable to parse constraint so we skip it
                self._log(
                    "Invalid constraint ({}) found in {}-{} dependencies, "
                    "skipping".format(req, package.name, package.version),
                    level="debug",
                )
                continue

            if dependency.in_extras:
                for extra in dependency.in_extras:
                    if extra not in package.extras:
                        package.extras[extra] = []

                    package.extras[extra].append(dependency)

            if not dependency.is_optional():
                package.requires.append(dependency)

        # Adding description
        package.description = release_info.get("summary", "")

        if release_info["requires_python"]:
            package.python_versions = release_info["requires_python"]

        if release_info["platform"]:
            package.platform = release_info["platform"]

        # Adding hashes information
        package.hashes = release_info["digests"]

        # Activate extra dependencies
        for extra in extras:
            if extra in package.extras:
                for dep in package.extras[extra]:
                    dep.activate()

                package.requires += package.extras[extra]

        return package
Esempio n. 15
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    def package(self,
                name: str,
                version: str,
                extras: Union[list, None] = None) -> Package:
        try:
            index = self._packages.index(Package(name, version, version))

            return self._packages[index]
        except ValueError:
            if extras is None:
                extras = []

            release_info = self.get_release_info(name, version)
            package = Package(name, version, version)
            for req in release_info['requires_dist']:
                req = InstallRequirement.from_line(req)

                name = req.name
                version = str(req.req.specifier)

                dependency = Dependency(name, version, optional=req.markers)

                is_extra = False
                if req.markers:
                    # Setting extra dependencies and requirements
                    requirements = self._convert_markers(req.markers._markers)

                    if 'python_version' in requirements:
                        ors = []
                        for or_ in requirements['python_version']:
                            ands = []
                            for op, version in or_:
                                ands.append(f'{op}{version}')

                            ors.append(' '.join(ands))

                        dependency.python_versions = ' || '.join(ors)

                    if 'sys_platform' in requirements:
                        ors = []
                        for or_ in requirements['sys_platform']:
                            ands = []
                            for op, platform in or_:
                                ands.append(f'{op}{platform}')

                            ors.append(' '.join(ands))

                        dependency.platform = ' || '.join(ors)

                    if 'extra' in requirements:
                        is_extra = True
                        for _extras in requirements['extra']:
                            for _, extra in _extras:
                                if extra not in package.extras:
                                    package.extras[extra] = []

                                package.extras[extra].append(dependency)

                if not is_extra:
                    package.requires.append(dependency)

            # Adding description
            package.description = release_info.get('summary', '')

            # Adding hashes information
            package.hashes = release_info['digests']

            # Activate extra dependencies
            for extra in extras:
                if extra in package.extras:
                    for dep in package.extras[extra]:
                        dep.activate()

                    package.requires += package.extras[extra]

            self._packages.append(package)

            return package
Esempio n. 16
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    def get_package_from_directory(
            cls,
            directory,
            name=None):  # type: (Path, Optional[str]) -> Package
        supports_poetry = False
        pyproject = directory.joinpath("pyproject.toml")
        if pyproject.exists():
            pyproject = TomlFile(pyproject)
            pyproject_content = pyproject.read()
            supports_poetry = ("tool" in pyproject_content
                               and "poetry" in pyproject_content["tool"])

        if supports_poetry:
            poetry = Factory().create_poetry(directory)

            pkg = poetry.package
            package = Package(pkg.name, pkg.version)

            for dep in pkg.requires:
                if not dep.is_optional():
                    package.requires.append(dep)

            for extra, deps in pkg.extras.items():
                if extra not in package.extras:
                    package.extras[extra] = []

                for dep in deps:
                    package.extras[extra].append(dep)

            package.python_versions = pkg.python_versions
        else:
            # Execute egg_info
            current_dir = os.getcwd()
            os.chdir(str(directory))

            try:
                cwd = directory
                venv = EnvManager().get(cwd)
                venv.run("python", "setup.py", "egg_info")
            except EnvCommandError:
                result = SetupReader.read_from_directory(directory)
                if not result["name"]:
                    # The name could not be determined
                    # We use the dependency name
                    result["name"] = name

                if not result["version"]:
                    # The version could not be determined
                    # so we raise an error since it is mandatory
                    raise RuntimeError(
                        "Unable to retrieve the package version for {}".format(
                            directory))

                package_name = result["name"]
                package_version = result["version"]
                python_requires = result["python_requires"]
                if python_requires is None:
                    python_requires = "*"

                package_summary = ""

                requires = ""
                for dep in result["install_requires"]:
                    requires += dep + "\n"

                if result["extras_require"]:
                    requires += "\n"

                for extra_name, deps in result["extras_require"].items():
                    requires += "[{}]\n".format(extra_name)

                    for dep in deps:
                        requires += dep + "\n"

                    requires += "\n"

                reqs = parse_requires(requires)
            else:
                os.chdir(current_dir)
                # Sometimes pathlib will fail on recursive
                # symbolic links, so we need to workaround it
                # and use the glob module instead.
                # Note that this does not happen with pathlib2
                # so it's safe to use it for Python < 3.4.
                if PY35:
                    egg_info = next(
                        Path(p) for p in glob.glob(
                            os.path.join(str(directory), "**", "*.egg-info"),
                            recursive=True,
                        ))
                else:
                    egg_info = next(directory.glob("**/*.egg-info"))

                meta = pkginfo.UnpackedSDist(str(egg_info))
                package_name = meta.name
                package_version = meta.version
                package_summary = meta.summary
                python_requires = meta.requires_python

                if meta.requires_dist:
                    reqs = list(meta.requires_dist)
                else:
                    reqs = []
                    requires = egg_info / "requires.txt"
                    if requires.exists():
                        with requires.open(encoding="utf-8") as f:
                            reqs = parse_requires(f.read())
            finally:
                os.chdir(current_dir)

            package = Package(package_name, package_version)
            package.description = package_summary

            for req in reqs:
                dep = dependency_from_pep_508(req)
                if dep.in_extras:
                    for extra in dep.in_extras:
                        if extra not in package.extras:
                            package.extras[extra] = []

                        package.extras[extra].append(dep)

                if not dep.is_optional():
                    package.requires.append(dep)

            if python_requires:
                package.python_versions = python_requires

        if name and name != package.name:
            # For now, the dependency's name must match the actual package's name
            raise RuntimeError(
                "The dependency name for {} does not match the actual package's name: {}"
                .format(name, package.name))

        package.source_type = "directory"
        package.source_url = directory.as_posix()

        return package
Esempio n. 17
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    def package(
        self,
        name,  # type: str
        version,  # type: str
        extras=None  # type: (Union[list, None])
    ):  # type: (...) -> Union[Package, None]
        try:
            index = self._packages.index(Package(name, version, version))

            return self._packages[index]
        except ValueError:
            if extras is None:
                extras = []

            release_info = self.get_release_info(name, version)
            if (self._fallback and release_info['requires_dist'] is None
                    and not release_info['requires_python']
                    and not release_info['platform']):
                # No dependencies set (along with other information)
                # This might be due to actually no dependencies
                # or badly set metadata when uploading
                # So, we return None so that the fallback repository
                # can pick up more accurate info
                return

            package = Package(name, version, version)
            requires_dist = release_info['requires_dist'] or []
            for req in requires_dist:
                try:
                    dependency = dependency_from_pep_508(req)
                except InvalidMarker:
                    # Invalid marker
                    # We strip the markers hoping for the best
                    req = req.split(';')[0]

                    dependency = dependency_from_pep_508(req)
                except ValueError:
                    # Likely unable to parse constraint so we skip it
                    continue

                if dependency.extras:
                    for extra in dependency.extras:
                        if extra not in package.extras:
                            package.extras[extra] = []

                        package.extras[extra].append(dependency)

                if not dependency.is_optional():
                    package.requires.append(dependency)

            # Adding description
            package.description = release_info.get('summary', '')

            # Adding hashes information
            package.hashes = release_info['digests']

            # Activate extra dependencies
            for extra in extras:
                if extra in package.extras:
                    for dep in package.extras[extra]:
                        dep.activate()

                    package.requires += package.extras[extra]

            self._packages.append(package)

            return package
Esempio n. 18
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    def search_for_directory(
            self, dependency):  # type: (DirectoryDependency) -> List[Package]
        if dependency.supports_poetry():
            from poetry.poetry import Poetry

            poetry = Poetry.create(dependency.full_path)

            pkg = poetry.package
            package = Package(pkg.name, pkg.version)

            for dep in pkg.requires:
                if not dep.is_optional():
                    package.requires.append(dep)

            for extra, deps in pkg.extras.items():
                if extra not in package.extras:
                    package.extras[extra] = []

                for dep in deps:
                    package.extras[extra].append(dep)

            package.python_versions = pkg.python_versions
        else:
            # Execute egg_info
            current_dir = os.getcwd()
            os.chdir(str(dependency.full_path))

            try:
                cwd = dependency.full_path
                venv = Env.get(NullIO(), cwd=cwd)
                venv.run("python", "setup.py", "egg_info")
            except EnvCommandError:
                result = SetupReader.read_from_directory(dependency.full_path)
                if not result["name"]:
                    # The name could not be determined
                    # We use the dependency name
                    result["name"] = dependency.name

                if not result["version"]:
                    # The version could not be determined
                    # so we raise an error since it is mandatory
                    raise RuntimeError(
                        "Unable to retrieve the package version for {}".format(
                            dependency.path))

                package_name = result["name"]
                package_version = result["version"]
                python_requires = result["python_requires"]
                if python_requires is None:
                    python_requires = "*"

                package_summary = ""

                requires = ""
                for dep in result["install_requires"]:
                    requires += dep + "\n"

                if result["extras_require"]:
                    requires += "\n"

                for extra_name, deps in result["extras_require"].items():
                    requires += "[{}]\n".format(extra_name)

                    for dep in deps:
                        requires += dep + "\n"

                    requires += "\n"

                reqs = parse_requires(requires)
            else:
                os.chdir(current_dir)
                # Sometimes pathlib will fail on recursive
                # symbolic links, so we need to workaround it
                # and use the glob module instead.
                # Note that this does not happen with pathlib2
                # so it's safe to use it for Python < 3.4.
                if PY35:
                    egg_info = next(
                        Path(p) for p in glob.glob(
                            os.path.join(str(dependency.full_path), "**",
                                         "*.egg-info"),
                            recursive=True,
                        ))
                else:
                    egg_info = next(dependency.full_path.glob("**/*.egg-info"))

                meta = pkginfo.UnpackedSDist(str(egg_info))
                package_name = meta.name
                package_version = meta.version
                package_summary = meta.summary
                python_requires = meta.requires_python

                if meta.requires_dist:
                    reqs = list(meta.requires_dist)
                else:
                    reqs = []
                    requires = egg_info / "requires.txt"
                    if requires.exists():
                        with requires.open() as f:
                            reqs = parse_requires(f.read())
            finally:
                os.chdir(current_dir)

            package = Package(package_name, package_version)

            if dependency.name != package.name:
                # For now, the dependency's name must match the actual package's name
                raise RuntimeError(
                    "The dependency name for {} does not match the actual package's name: {}"
                    .format(dependency.name, package.name))

            package.description = package_summary

            for req in reqs:
                dep = dependency_from_pep_508(req)
                if dep.in_extras:
                    for extra in dep.in_extras:
                        if extra not in package.extras:
                            package.extras[extra] = []

                        package.extras[extra].append(dep)

                if not dep.is_optional():
                    package.requires.append(dep)

            if python_requires:
                package.python_versions = python_requires

        package.source_type = "directory"
        package.source_url = dependency.path.as_posix()

        for extra in dependency.extras:
            if extra in package.extras:
                for dep in package.extras[extra]:
                    dep.activate()

                package.requires += package.extras[extra]

        return [package]
Esempio n. 19
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    def package(self,
                name,        # type: str
                version,     # type: str
                extras=None  # type: (Union[list, None])
                ):  # type: (...) -> Union[Package, None]
        try:
            index = self._packages.index(Package(name, version, version))

            return self._packages[index]
        except ValueError:
            if extras is None:
                extras = []

            release_info = self.get_release_info(name, version)
            if (
                self._fallback
                and release_info['requires_dist'] is None
                and not release_info['requires_python']
                and '_fallback' not in release_info
            ):
                # Force cache update
                self._log(
                    'No dependencies found, downloading archives',
                    level='debug'
                )
                self._cache.forget('{}:{}'.format(name, version))
                release_info = self.get_release_info(name, version)

            package = Package(name, version, version)
            requires_dist = release_info['requires_dist'] or []
            for req in requires_dist:
                try:
                    dependency = dependency_from_pep_508(req)
                except InvalidMarker:
                    # Invalid marker
                    # We strip the markers hoping for the best
                    req = req.split(';')[0]

                    dependency = dependency_from_pep_508(req)
                except ValueError:
                    # Likely unable to parse constraint so we skip it
                    self._log(
                        'Invalid constraint ({}) found in {}-{} dependencies, '
                        'skipping'.format(
                            req, package.name, package.version
                        ),
                        level='debug'
                    )
                    continue

                if dependency.extras:
                    for extra in dependency.extras:
                        if extra not in package.extras:
                            package.extras[extra] = []

                        package.extras[extra].append(dependency)

                if not dependency.is_optional():
                    package.requires.append(dependency)

            # Adding description
            package.description = release_info.get('summary', '')

            if release_info['requires_python']:
                package.python_versions = release_info['requires_python']

            if release_info['platform']:
                package.platform = release_info['platform']

            # Adding hashes information
            package.hashes = release_info['digests']

            # Activate extra dependencies
            for extra in extras:
                if extra in package.extras:
                    for dep in package.extras[extra]:
                        dep.activate()

                    package.requires += package.extras[extra]

            self._packages.append(package)

            return package
Esempio n. 20
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    def package(
        self,
        name,  # type: str
        version,  # type: str
        extras=None,  # type: (Union[list, None])
    ):  # type: (...) -> Union[Package, None]
        if extras is None:
            extras = []

        release_info = self.get_release_info(name, version)
        package = Package(name, version, version)
        requires_dist = release_info["requires_dist"] or []
        for req in requires_dist:
            try:
                dependency = dependency_from_pep_508(req)
            except InvalidMarker:
                # Invalid marker
                # We strip the markers hoping for the best
                req = req.split(";")[0]

                dependency = dependency_from_pep_508(req)
            except ValueError:
                # Likely unable to parse constraint so we skip it
                self._log(
                    "Invalid constraint ({}) found in {}-{} dependencies, "
                    "skipping".format(req, package.name, package.version),
                    level="debug",
                )
                continue

            if dependency.extras:
                for extra in dependency.extras:
                    if extra not in package.extras:
                        package.extras[extra] = []

                    package.extras[extra].append(dependency)

            if not dependency.is_optional():
                package.requires.append(dependency)

        # Adding description
        package.description = release_info.get("summary", "")

        if release_info["requires_python"]:
            package.python_versions = release_info["requires_python"]

        if release_info["platform"]:
            package.platform = release_info["platform"]

        # Adding hashes information
        package.hashes = release_info["digests"]

        # Activate extra dependencies
        for extra in extras:
            if extra in package.extras:
                for dep in package.extras[extra]:
                    dep.activate()

                package.requires += package.extras[extra]

        return package