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import subprocess
import sys
PYTHON3 = (sys.version_info >= (3,))
def run_command(cmd, **kw):
if hasattr(subprocess, 'run'):
proc = subprocess.run(cmd, **kw)
else:
kw['shell'] = False
proc = subprocess.Popen(cmd, **kw)
try:
proc.wait()
except:
proc.kill()
proc.wait()
raise
exitcode = proc.returncode
if exitcode:
sys.exit(exitcode)
def command_stdout(cmd, **kw):
kw['stdout'] = subprocess.PIPE
kw['universal_newlines'] = True
if hasattr(subprocess, 'run'):
proc = subprocess.run(cmd, **kw)
return (proc.returncode, proc.stdout)
else:
kw['shell'] = False
proc = subprocess.Popen(cmd, **kw)
try:
stdout = proc.communicate()[0]
except:
proc.kill()
proc.wait()
raise
return (proc.returncode, stdout)
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