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import subprocess import sys def _run_command(cmd, **kw): sys.stdout.flush() sys.stderr.flush() kw['shell'] = False if hasattr(subprocess, 'run'): proc = subprocess.run(cmd, **kw) else: proc = subprocess.Popen(cmd, **kw) try: proc.communicate() proc.wait() except: proc.kill() proc.wait() raise return proc def run_command(cmd, **kw): proc = _run_command(cmd, **kw) exitcode = proc.returncode if exitcode: sys.exit(exitcode) def get_output(cmd, **kw): # Legacy for text=True kw['universal_newlines'] = True proc = _run_command(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **kw) return (proc.returncode, proc.stdout)