我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用pip._vendor.packaging.requirements.InvalidRequirement()。
def from_editable(cls, editable_req, comes_from=None, isolated=False, options=None, wheel_cache=None, constraint=False): from pip._internal.index import Link name, url, extras_override = parse_editable(editable_req) if url.startswith('file:'): source_dir = url_to_path(url) else: source_dir = None if name is not None: try: req = Requirement(name) except InvalidRequirement: raise InstallationError("Invalid requirement: '%s'" % req) else: req = None return cls( req, comes_from, source_dir=source_dir, editable=True, link=Link(url), constraint=constraint, isolated=isolated, options=options if options else {}, wheel_cache=wheel_cache, extras=extras_override or (), )
def from_req(cls, req, comes_from=None, isolated=False, wheel_cache=None): try: req = Requirement(req) except InvalidRequirement: raise InstallationError("Invalid requirement: '%s'" % req) if req.url: raise InstallationError( "Direct url requirement (like %s) are not allowed for " "dependencies" % req ) return cls(req, comes_from, isolated=isolated, wheel_cache=wheel_cache)
def __init__(self, req, comes_from, source_dir=None, editable=False, link=None, as_egg=False, update=True, pycompile=True, markers=None, isolated=False, options=None, wheel_cache=None, constraint=False): self.extras = () if isinstance(req, six.string_types): try: req = Requirement(req) except InvalidRequirement: if os.path.sep in req: add_msg = "It looks like a path. Does it exist ?" elif '=' in req and not any(op in req for op in operators): add_msg = "= is not a valid operator. Did you mean == ?" else: add_msg = traceback.format_exc() raise InstallationError( "Invalid requirement: '%s'\n%s" % (req, add_msg)) self.extras = _safe_extras(req.extras) self.req = req self.comes_from = comes_from self.constraint = constraint self.source_dir = source_dir self.editable = editable self._wheel_cache = wheel_cache self.link = self.original_link = link self.as_egg = as_egg 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 = None # 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 = None # Set True if a legitimate do-nothing-on-uninstall has happened - e.g. # system site packages, stdlib packages. self.nothing_to_uninstall = False self.use_user_site = False self.target_dir = None self.options = options if options else {} self.pycompile = pycompile # Set to True after successful preparation of this requirement self.prepared = False self.isolated = isolated
def __init__(self, req, comes_from, source_dir=None, editable=False, link=None, as_egg=False, update=True, pycompile=True, markers=None, isolated=False, options=None, wheel_cache=None, constraint=False): self.extras = () if isinstance(req, six.string_types): try: req = Requirement(req) except InvalidRequirement: if os.path.sep in req: add_msg = "It looks like a path. Does it exist ?" elif '=' in req and not any(op in req for op in operators): add_msg = "= is not a valid operator. Did you mean == ?" else: add_msg = traceback.format_exc() raise InstallationError( "Invalid requirement: '%s'\n%s" % (req, add_msg)) self.extras = req.extras self.req = req self.comes_from = comes_from self.constraint = constraint self.source_dir = source_dir self.editable = editable self._wheel_cache = wheel_cache self.link = self.original_link = link self.as_egg = as_egg self.markers = markers 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 = None # 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 = None # Set True if a legitimate do-nothing-on-uninstall has happened - e.g. # system site packages, stdlib packages. self.nothing_to_uninstall = False self.use_user_site = False self.target_dir = None self.options = options if options else {} self.pycompile = pycompile # Set to True after successful preparation of this requirement self.prepared = False self.isolated = isolated
