PCQRSCANER/venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/models/candidate.py
2019-12-22 21:51:47 +01:00

32 lines
1.1 KiB
Python

from pip._vendor.packaging.version import parse as parse_version
from pip._internal.utils.models import KeyBasedCompareMixin
from pip._internal.utils.typing import MYPY_CHECK_RUNNING
if MYPY_CHECK_RUNNING:
from pip._vendor.packaging.version import _BaseVersion # noqa: F401
from pip._internal.models.link import Link # noqa: F401
from typing import Any, Union # noqa: F401
class InstallationCandidate(KeyBasedCompareMixin):
"""Represents a potential "candidate" for installation.
"""
def __init__(self, project, version, location):
# type: (Any, str, Link) -> None
self.project = project
self.version = parse_version(version) # type: _BaseVersion
self.location = location
super(InstallationCandidate, self).__init__(
key=(self.project, self.version, self.location),
defining_class=InstallationCandidate
)
def __repr__(self):
# type: () -> str
return "<InstallationCandidate({!r}, {!r}, {!r})>".format(
self.project, self.version, self.location,
)