in docker_utils.py [0:0]
def _execute(command, quiet=False):
if not quiet:
print("$ %s" % ' '.join(command))
process = subprocess.Popen(command,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
try:
_stream_output(process)
except RuntimeError as e:
# _stream_output() doesn't have the command line. We will handle the exception
# which contains the exit code and append the command line to it.
msg = "Failed to run: %s, %s" % (command, str(e))
raise RuntimeError(msg)