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- from collections import defaultdict
- from logging import getLogger
- from typing import Any, DefaultDict
- from pip._vendor.resolvelib.reporters import BaseReporter
- from .base import Candidate, Requirement
- logger = getLogger(__name__)
- class PipReporter(BaseReporter):
- def __init__(self):
- # type: () -> None
- self.backtracks_by_package = defaultdict(int) # type: DefaultDict[str, int]
- self._messages_at_backtrack = {
- 1: (
- "pip is looking at multiple versions of {package_name} to "
- "determine which version is compatible with other "
- "requirements. This could take a while."
- ),
- 8: (
- "pip is looking at multiple versions of {package_name} to "
- "determine which version is compatible with other "
- "requirements. This could take a while."
- ),
- 13: (
- "This is taking longer than usual. You might need to provide "
- "the dependency resolver with stricter constraints to reduce "
- "runtime. If you want to abort this run, you can press "
- "Ctrl + C to do so. To improve how pip performs, tell us what "
- "happened here: https://pip.pypa.io/surveys/backtracking"
- ),
- }
- def backtracking(self, candidate):
- # type: (Candidate) -> None
- self.backtracks_by_package[candidate.name] += 1
- count = self.backtracks_by_package[candidate.name]
- if count not in self._messages_at_backtrack:
- return
- message = self._messages_at_backtrack[count]
- logger.info("INFO: %s", message.format(package_name=candidate.name))
- class PipDebuggingReporter(BaseReporter):
- """A reporter that does an info log for every event it sees."""
- def starting(self):
- # type: () -> None
- logger.info("Reporter.starting()")
- def starting_round(self, index):
- # type: (int) -> None
- logger.info("Reporter.starting_round(%r)", index)
- def ending_round(self, index, state):
- # type: (int, Any) -> None
- logger.info("Reporter.ending_round(%r, state)", index)
- def ending(self, state):
- # type: (Any) -> None
- logger.info("Reporter.ending(%r)", state)
- def adding_requirement(self, requirement, parent):
- # type: (Requirement, Candidate) -> None
- logger.info("Reporter.adding_requirement(%r, %r)", requirement, parent)
- def backtracking(self, candidate):
- # type: (Candidate) -> None
- logger.info("Reporter.backtracking(%r)", candidate)
- def pinning(self, candidate):
- # type: (Candidate) -> None
- logger.info("Reporter.pinning(%r)", candidate)
|
