fork download
copy 
  1. import subprocess
  2.  
  3. if not hasattr(subprocess, 'check_output'): # exists in newer python versions
  4.         def __checkOutput(*popenargs, **kwargs):
  5.                 process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs)
  6.                 output, unusedErr = process.communicate()
  7.                 retcode = process.poll()
  8.                 if retcode:
  9.                         cmd = kwargs.get("args")
  10.                         if cmd is None:
  11.                                 cmd = popenargs[0]
  12.                         errorMsg = "Subprocess error: retcode=%s, cmd=%s, output=%s" % (retcode, cmd, output)
  13.                         raise Exception(errorMsg)
  14.                 return output
  15.  
  16.         subprocess.check_output = __checkOutput
  17.  
  18. subprocess.check_output(["echo", "Hello World!"])
  19.  
Success #stdin #stdout 0.04s 10164KB
comments (?)
stdin
copy 
Gh
stdout
copy 
Standard output is empty
https://ideone.com/tFxlRt
Gh
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!