bumblebee-status/util/cli.py
Tobias Witek 30c539f1f2 [util/cli] Add option to ignore return codes
Add an option that ignores the return code of an execute, instead of
throwing an error (which sometimes causes ugly try/except blocks in
client code)
2020-02-23 13:44:49 +01:00

20 lines
626 B
Python

import shlex
import subprocess
import logging
def execute(cmd, wait=True, ignore_errors=False):
args = shlex.split(cmd)
logging.debug(cmd)
try:
proc = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
except FileNotFoundError as e:
raise RuntimeError('{} not found'.format(cmd))
if wait:
out, _ = proc.communicate()
if proc.returncode != 0 and not ignore_errors:
raise RuntimeError('{} exited with {}'.format(cmd, proc.returncode))
return out.decode('utf-8')
return ''
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