32 lines
946 B
Python
32 lines
946 B
Python
|
from pip._vendor.packaging.version import parse as parse_version
|
||
|
|
|
||
|
|
from pip._internal.models.link import Link
|
||
|
|
from pip._internal.utils.models import KeyBasedCompareMixin
|
||
|
|
|
||
|
|
|
||
|
|
class InstallationCandidate(KeyBasedCompareMixin):
|
||
|
|
"""Represents a potential "candidate" for installation.
|
||
|
|
"""
|
||
|
|
|
||
|
|
__slots__ = ["name", "version", "link"]
|
||
|
|
|
||
|
|
def __init__(self, name: str, version: str, link: Link) -> None:
|
||
|
|
self.name = name
|
||
|
|
self.version = parse_version(version)
|
||
|
|
self.link = link
|
||
|
|
|
||
|
|
super().__init__(
|
||
|
|
key=(self.name, self.version, self.link),
|
||
|
|
defining_class=InstallationCandidate
|
||
|
|
)
|
||
|
|
|
||
|
|
def __repr__(self) -> str:
|
||
|
|
return "<InstallationCandidate({!r}, {!r}, {!r})>".format(
|
||
|
|
self.name, self.version, self.link,
|
||
|
|
)
|
||
|
|
|
||
|
|
def __str__(self) -> str:
|
||
|
|
return '{!r} candidate (version {} at {})'.format(
|
||
|
|
self.name, self.version, self.link,
|
||
|
|
)
|