Change cmd_output_bs retcode arg to a boolean check

tests/commands/init_templatedir_test.py

@@ -135,7 +135,7 @@ def test_init_templatedir_skip_on_missing_config(
         retcode, output = git_commit(
             fn=cmd_output_mocked_pre_commit_home,
             tempdir_factory=tempdir_factory,
-            retcode=None,
+            check=False,
         )
 
         assert retcode == commit_retcode

tests/commands/install_uninstall_test.py

@@ -126,7 +126,7 @@ def _get_commit_output(tempdir_factory, touch_file='foo', **kwargs):
     cmd_output('git', 'add', touch_file)
     return git_commit(
         fn=cmd_output_mocked_pre_commit_home,
-        retcode=None,
+        check=False,
         tempdir_factory=tempdir_factory,
         **kwargs,
     )
@@ -286,7 +286,7 @@ def test_environment_not_sourced(tempdir_factory, store):
                 'GIT_AUTHOR_EMAIL': os.environ['GIT_AUTHOR_EMAIL'],
                 'GIT_COMMITTER_EMAIL': os.environ['GIT_COMMITTER_EMAIL'],
             },
-            retcode=None,
+            check=False,
         )
         assert ret == 1
         assert out == (
@@ -551,7 +551,7 @@ def _get_push_output(tempdir_factory, remote='origin', opts=()):
     return cmd_output_mocked_pre_commit_home(
         'git', 'push', remote, 'HEAD:new_branch', *opts,
         tempdir_factory=tempdir_factory,
-        retcode=None,
+        check=False,
     )[:2]
 
 

tests/commands/run_test.py

@@ -718,7 +718,7 @@ def test_non_ascii_hook_id(repo_with_passing_hook, tempdir_factory):
     with cwd(repo_with_passing_hook):
         _, stdout, _ = cmd_output_mocked_pre_commit_home(
             sys.executable, '-m', 'pre_commit.main', 'run', '☃',
-            retcode=None, tempdir_factory=tempdir_factory,
+            check=False, tempdir_factory=tempdir_factory,
         )
         assert 'UnicodeDecodeError' not in stdout
         # Doesn't actually happen, but a reasonable assertion
@@ -737,7 +737,7 @@ def test_stdout_write_bug_py26(repo_with_failing_hook, store, tempdir_factory):
         _, out = git_commit(
             fn=cmd_output_mocked_pre_commit_home,
             tempdir_factory=tempdir_factory,
-            retcode=None,
+            check=False,
         )
         assert 'UnicodeEncodeError' not in out
         # Doesn't actually happen, but a reasonable assertion