from pip._internal.distributions.base import AbstractDistribution
from pip._internal.index.package_finder import PackageFinder
from pip._internal.metadata import BaseDistribution
class InstalledDistribution(AbstractDistribution):
"""Represents an installed package.
This does not need any preparation as the required information has already
been computed.
"""
def get_metadata_distribution(self) -> BaseDistribution:
assert self.req.satisfied_by is not None, "not actually installed"
return self.req.satisfied_by
def prepare_distribution_metadata(
self,
finder: PackageFinder,
build_isolation: bool,
check_build_deps: bool,
) -> None:
pass
