| from typing import Callable, Optional | |
| from pip._internal.req.req_install import InstallRequirement | |
| from pip._internal.req.req_set import RequirementSet | |
| InstallRequirementProvider = Callable[ | |
| [str, Optional[InstallRequirement]], InstallRequirement | |
| ] | |
| class BaseResolver: | |
| def resolve( | |
| self, root_reqs: list[InstallRequirement], check_supported_wheels: bool | |
| ) -> RequirementSet: | |
| raise NotImplementedError() | |
| def get_installation_order( | |
| self, req_set: RequirementSet | |
| ) -> list[InstallRequirement]: | |
| raise NotImplementedError() | |