3
Re @ s d dl mZ d dlZd dlmZ d dlmZ d dlmZm Z d dl
m Z d dl m
Z
d dlmZ erd d lmZmZ d d
lmZ d d lmZ ejeZd d
Zdd Zdd Z dd Z dS ) )absolute_importN)
FeedParser)
pkg_resources)
specifiersversion)NoneMetadataError) display_path)MYPY_CHECK_RUNNING)OptionalTuple)Message) Distributionc C s4 | dkr dS t j| }tjdjtt|}||kS )a
Check if the given Python version matches a "Requires-Python" specifier.
:param version_info: A 3-tuple of ints representing a Python
major-minor-micro version to check (e.g. `sys.version_info[:3]`).
:return: `True` if the given Python version satisfies the requirement.
Otherwise, return `False`.
:raises InvalidSpecifier: If `requires_python` has an invalid format.
NT.)r SpecifierSetr parsejoinmapstr)requires_python version_inforequires_python_specifierpython_version r /builddir/build/BUILDROOT/alt-python36-pip-20.2.4-5.el8.x86_64/opt/alt/python36/lib/python3.6/site-packages/pip/_internal/utils/packaging.pycheck_requires_python s
r c C s d}t | tjr&| j|r&| j|}n0| jdr@d}| j|}ntjdt| j d}|dkrht | |t
}|j | |j S )z
:raises NoneMetadataError: if the distribution reports `has_metadata()`
True but `get_metadata()` returns None.
METADATAzPKG-INFOzNo metadata found in %s N)
isinstancer DistInfoDistribution has_metadata get_metadataloggerwarningr locationr r feedclose)dist
metadata_namemetadata feed_parserr r r r , s
r c C s& t | }|jd}|dk r"t|}|S )z_
Return the "Requires-Python" metadata for a distribution, or None
if not present.
zRequires-PythonN)r getr )r&
pkg_info_dictr r r r get_requires_pythonG s
r, c C s2 | j dr.x"| jdD ]}|j r|j S qW dS )N INSTALLERr )r get_metadata_linesstrip)r& liner r r
get_installerX s
r1 )
__future__r logging email.parserr pip._vendorr Zpip._vendor.packagingr r pip._internal.exceptionsr pip._internal.utils.miscr pip._internal.utils.typingr typingr
r
email.messager Zpip._vendor.pkg_resourcesr
getLogger__name__r! r r r, r1 r r r r s