| 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, |
| ) |
