Python build_env.NoOpBuildEnvironment方法代码示例

# 需要导入模块: from pip._internal import build_env [as 别名]
# 或者: from pip._internal.build_env import NoOpBuildEnvironment [as 别名]
def prep_for_dist(self, finder, build_isolation):
        # Before calling "setup.py egg_info", we need to set-up the build
        # environment.
        build_requirements, isolate = self.req.get_pep_518_info()
        should_isolate = build_isolation and isolate

        minimum_requirements = ('setuptools', 'wheel')
        missing_requirements = set(minimum_requirements) - set(
            pkg_resources.Requirement(r).key
            for r in build_requirements
        )
        if missing_requirements:
            def format_reqs(rs):
                return ' and '.join(map(repr, sorted(rs)))
            logger.warning(
                "Missing build time requirements in pyproject.toml for %s: "
                "%s.", self.req, format_reqs(missing_requirements)
            )
            logger.warning(
                "This version of pip does not implement PEP 517 so it cannot "
                "build a wheel without %s.", format_reqs(minimum_requirements)
            )

        if should_isolate:
            with self.req.build_env:
                pass
            _install_build_reqs(finder, self.req.build_env.path,
                                build_requirements)
        else:
            self.req.build_env = NoOpBuildEnvironment(no_clean=False)

        self.req.run_egg_info()
        self.req.assert_source_matches_version() 

# 需要导入模块: from pip._internal import build_env [as 别名]
# 或者: from pip._internal.build_env import NoOpBuildEnvironment [as 别名]
def prep_for_dist(self, finder, build_isolation):
        # Before calling "setup.py egg_info", we need to set-up the build
        # environment.
        build_requirements, isolate = self.req.get_pep_518_info()
        should_isolate = build_isolation and isolate

        minimum_requirements = ('setuptools', 'wheel')
        missing_requirements = set(minimum_requirements) - set(
            pkg_resources.Requirement(r).key
            for r in build_requirements
        )
        if missing_requirements:
            def format_reqs(rs):
                return ' and '.join(map(repr, sorted(rs)))
            logger.warning(
                "Missing build time requirements in pyproject.toml for %s: "
                "%s.", self.req, format_reqs(missing_requirements)
            )
            logger.warning(
                "This version of pip does not implement PEP 517 so it cannot "
                "build a wheel without %s.", format_reqs(minimum_requirements)
            )

        if should_isolate:
            with self.req.build_env as prefix:
                _install_build_reqs(finder, prefix, build_requirements)
        else:
            self.req.build_env = NoOpBuildEnvironment(no_clean=False)

        self.req.run_egg_info()
        self.req.assert_source_matches_version() 

# 需要导入模块: from pip._internal import build_env [as 别名]
# 或者: from pip._internal.build_env import NoOpBuildEnvironment [as 别名]
def __init__(self, req, comes_from, source_dir=None, editable=False,
                 link=None, update=True, markers=None,
                 isolated=False, options=None, wheel_cache=None,
                 constraint=False, extras=()):
        assert req is None or isinstance(req, Requirement), req
        self.req = req
        self.comes_from = comes_from
        self.constraint = constraint
        if source_dir is not None:
            self.source_dir = os.path.normpath(os.path.abspath(source_dir))
        else:
            self.source_dir = None
        self.editable = editable

        self._wheel_cache = wheel_cache
        if link is not None:
            self.link = self.original_link = link
        else:
            from pip._internal.index import Link
            self.link = self.original_link = req and req.url and Link(req.url)

        if extras:
            self.extras = extras
        elif req:
            self.extras = {
                pkg_resources.safe_extra(extra) for extra in req.extras
            }
        else:
            self.extras = set()
        if markers is not None:
            self.markers = markers
        else:
            self.markers = req and req.marker
        self._egg_info_path = None
        # This holds the pkg_resources.Distribution object if this requirement
        # is already available:
        self.satisfied_by = None
        # This hold the pkg_resources.Distribution object if this requirement
        # conflicts with another installed distribution:
        self.conflicts_with = None
        # Temporary build location
        self._temp_build_dir = TempDirectory(kind="req-build")
        # Used to store the global directory where the _temp_build_dir should
        # have been created. Cf _correct_build_location method.
        self._ideal_build_dir = None
        # True if the editable should be updated:
        self.update = update
        # Set to True after successful installation
        self.install_succeeded = None
        # UninstallPathSet of uninstalled distribution (for possible rollback)
        self.uninstalled_pathset = None
        self.options = options if options else {}
        # Set to True after successful preparation of this requirement
        self.prepared = False
        self.is_direct = False

        self.isolated = isolated
        self.build_env = NoOpBuildEnvironment()

    # Constructors
    #   TODO: Move these out of this class into custom methods.