pip._internal.utils.direct_url_helpers Namespace Reference

Functions
str	direct_url_as_pep440_direct_reference (DirectUrl direct_url, str name)
DirectUrl	direct_url_for_editable (str source_dir)
DirectUrl	direct_url_from_link (Link link, Optional[str] source_dir=None, bool link_is_in_wheel_cache=False)

Function Documentation

direct_url_as_pep440_direct_reference()

str direct_url_as_pep440_direct_reference	(	DirectUrl	direct_url,
		str	name
	)

Convert a DirectUrl to a pip requirement string.

Definition at line 9 of file direct_url_helpers.py.

def direct_url_as_pep440_direct_reference(direct_url: DirectUrl, name: str) -> str:
    """Convert a DirectUrl to a pip requirement string."""
    direct_url.validate()  # if invalid, this is a pip bug
    requirement = name + " @ "
    fragments = []
    if isinstance(direct_url.info, VcsInfo):
        requirement += "{}+{}@{}".format(
            direct_url.info.vcs, direct_url.url, direct_url.info.commit_id
        )
    elif isinstance(direct_url.info, ArchiveInfo):
        requirement += direct_url.url
        if direct_url.info.hash:
            fragments.append(direct_url.info.hash)
    else:
        assert isinstance(direct_url.info, DirInfo)
        requirement += direct_url.url
    if direct_url.subdirectory:
        fragments.append("subdirectory=" + direct_url.subdirectory)
    if fragments:
        requirement += "#" + "&".join(fragments)
    return requirement
 
 

References i.

direct_url_for_editable()

DirectUrl direct_url_for_editable

(

str

source_dir

)

Definition at line 32 of file direct_url_helpers.py.

def direct_url_for_editable(source_dir: str) -> DirectUrl:
    return DirectUrl(
        url=path_to_url(source_dir),
        info=DirInfo(editable=True),
    )
 
 

direct_url_from_link()

DirectUrl direct_url_from_link	(	Link	link,
		Optional[str]	source_dir = None,
		bool	link_is_in_wheel_cache = False
	)

Definition at line 39 of file direct_url_helpers.py.

) -> DirectUrl:
    if link.is_vcs:
        vcs_backend = vcs.get_backend_for_scheme(link.scheme)
        assert vcs_backend
        url, requested_revision, _ = vcs_backend.get_url_rev_and_auth(
            link.url_without_fragment
        )
        # For VCS links, we need to find out and add commit_id.
        if link_is_in_wheel_cache:
            # If the requested VCS link corresponds to a cached
            # wheel, it means the requested revision was an
            # immutable commit hash, otherwise it would not have
            # been cached. In that case we don't have a source_dir
            # with the VCS checkout.
            assert requested_revision
            commit_id = requested_revision
        else:
            # If the wheel was not in cache, it means we have
            # had to checkout from VCS to build and we have a source_dir
            # which we can inspect to find out the commit id.
            assert source_dir
            commit_id = vcs_backend.get_revision(source_dir)
        return DirectUrl(
            url=url,
            info=VcsInfo(
                vcs=vcs_backend.name,
                commit_id=commit_id,
                requested_revision=requested_revision,
            ),
            subdirectory=link.subdirectory_fragment,
        )
    elif link.is_existing_dir():
        return DirectUrl(
            url=link.url_without_fragment,
            info=DirInfo(),
            subdirectory=link.subdirectory_fragment,
        )
    else:
        hash = None
        hash_name = link.hash_name
        if hash_name:
            hash = f"{hash_name}={link.hash}"
        return DirectUrl(
            url=link.url_without_fragment,
            info=ArchiveInfo(hash=hash),
            subdirectory=link.subdirectory_fragment,
        )

References i.