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EDIT :: package_to_lint.py

# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html # For details: https://github.com/PyCQA/pylint/blob/main/LICENSE # Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt from __future__ import annotations import logging import sys from pathlib import Path from git import GitCommandError from git.cmd import Git from git.repo import Repo if sys.version_info >= (3, 8): from typing import Literal else: from typing_extensions import Literal PRIMER_DIRECTORY_PATH = Path("tests") / ".pylint_primer_tests" class PackageToLint: """Represents data about a package to be tested during primer tests.""" url: str """URL of the repository to clone.""" branch: str """Branch of the repository to clone.""" directories: list[str] """Directories within the repository to run pylint over.""" commit: str | None """Commit hash to pin the repository on.""" pylint_additional_args: list[str] """Arguments to give to pylint.""" pylintrc_relpath: str | None """Path relative to project's main directory to the pylintrc if it exists.""" minimum_python: str | None """Minimum python version supported by the package.""" def __init__( self, url: str, branch: str, directories: list[str], commit: str | None = None, pylint_additional_args: list[str] | None = None, pylintrc_relpath: str | None = None, minimum_python: str | None = None, ) -> None: self.url = url self.branch = branch self.directories = directories self.commit = commit self.pylint_additional_args = pylint_additional_args or [] self.pylintrc_relpath = pylintrc_relpath self.minimum_python = minimum_python @property def pylintrc(self) -> Path | Literal[""]: if self.pylintrc_relpath is None: # Fall back to "" to ensure pylint's own pylintrc is not discovered return "" return self.clone_directory / self.pylintrc_relpath @property def clone_directory(self) -> Path: """Directory to clone repository into.""" clone_name = "/".join(self.url.split("/")[-2:]).replace(".git", "") return PRIMER_DIRECTORY_PATH / clone_name @property def paths_to_lint(self) -> list[str]: """The paths we need to lint.""" return [str(self.clone_directory / path) for path in self.directories] @property def pylint_args(self) -> list[str]: options: list[str] = [] # There is an error if rcfile is given but does not exist options += [f"--rcfile={self.pylintrc}"] return self.paths_to_lint + options + self.pylint_additional_args def lazy_clone(self) -> str: # pragma: no cover """Concatenates the target directory and clones the file. Not expected to be tested as the primer won't work if it doesn't. It's tested in the continuous integration primers, only the coverage is not calculated on everything. If lazy clone breaks for local use we'll probably notice because we'll have a fatal when launching the primer locally. """ logging.info("Lazy cloning %s", self.url) if not self.clone_directory.exists(): return self._clone_repository() return self._pull_repository() def _clone_repository(self) -> str: options: dict[str, str | int] = { "url": self.url, "to_path": str(self.clone_directory), "branch": self.branch, "depth": 1, } logging.info("Directory does not exists, cloning: %s", options) repo = Repo.clone_from( url=self.url, to_path=self.clone_directory, branch=self.branch, depth=1 ) return str(repo.head.object.hexsha) def _pull_repository(self) -> str: remote_sha1_commit = Git().ls_remote(self.url, self.branch).split("\t")[0] local_sha1_commit = Repo(self.clone_directory).head.object.hexsha if remote_sha1_commit != local_sha1_commit: logging.info( "Remote sha is '%s' while local sha is '%s': pulling new commits", remote_sha1_commit, local_sha1_commit, ) try: repo = Repo(self.clone_directory) origin = repo.remotes.origin origin.pull() except GitCommandError as e: raise SystemError( f"Failed to clone repository for {self.clone_directory}" ) from e else: logging.info("Repository already up to date.") return str(remote_sha1_commit)

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