Remove unnecessary return in pre_commit_run tests

		return Sha(proc.stdout.decode().strip())

def setup_fixture_repo(repo: Repo) -> dict[Ref, Branch]:

def setup_fixture_repo(repo: Repo) -> None:

	r"""

	Create a sample git repository as a test fixture

	orphan = Branch(repo, "orphan", create_commit(repo))

	orphan.head = create_commit_path(repo, orphan.root, 5)

	return {b.name: b for b in (main, fork, lca, orphan)}

def create_commit_path(repo: Repo, source: Sha, number: int) -> Sha:

	"""

import unittest

from pathlib import Path

from typing import Iterable

from typing import Mapping

from .fixtures import Branch

from .fixtures import Ref

from .fixtures import Repo

from .fixtures import setup_fixture_repo

	repo: Repo

	test_repo: Repo

	branches: Mapping[Ref, Branch]

	@classmethod

	def setUpClass(cls) -> None:

		Prepare fixtures for the entire test case

		"""

		cls.repo = Repo(init=True)

		cls.branches = setup_fixture_repo(cls.repo)

		setup_fixture_repo(cls.repo)

	@classmethod

	def tearDownClass(cls) -> None: