third-party/pre-commit
1
0
Fork 0
mirror of https://github.com/pre-commit/pre-commit.git synced 2026-04-16 02:21:46 +04:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

add lru_cache to docker_is_running

Browse source
This commit is contained in:
Ruairidh MacLeod 2020-08-22 21:44:49 +00:00
parent f1de792877
commit b34b1a0ab3
2 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
pre_commit/languages/docker.py
View file

@ -1,3 +1,4 @@
import functools
import hashlib import hashlib
import os import os
from typing import Sequence from typing import Sequence
@ -26,6 +27,7 @@ def docker_tag(prefix: Prefix) -> str: # pragma: win32 no cover
return f'pre-commit-{md5sum}' return f'pre-commit-{md5sum}'
@functools.lru_cache(maxsize=1)
def docker_is_running() -> bool: # pragma: win32 no cover def docker_is_running() -> bool: # pragma: win32 no cover
try: try:
cmd_output_b('docker', 'ps') cmd_output_b('docker', 'ps')

1
tests/languages/docker_test.py
View file

@ -5,6 +5,7 @@ from pre_commit.util import CalledProcessError
def test_docker_is_running_process_error(): def test_docker_is_running_process_error():
docker.docker_is_running.cache_clear()
with mock.patch( with mock.patch(
'pre_commit.languages.docker.cmd_output_b', 'pre_commit.languages.docker.cmd_output_b',
side_effect=CalledProcessError(1, (), 0, b'', None), side_effect=CalledProcessError(1, (), 0, b'', None),