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import os
import sys
import subprocess
class Error (Exception): pass
def decode(x):
try:
s = x.decode()
except:
return x
return s
def run(cmd, verbose=False):
if verbose:
print('Running command:', cmd, flush=True)
try:
output = subprocess.check_output(cmd, shell=True, stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as error:
print('The following command failed with exit code', error.returncode, file=sys.stderr)
print(cmd, file=sys.stderr)
print('\nThe output was:\n', file=sys.stderr)
print(error.output.decode(), file=sys.stderr)
raise Error('Error running command:', cmd)
if verbose:
print(decode(output))
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