Execute command in Python and get stdout, stderr and return code.

execute_process.py

#!/usr/bin/env python

import subprocess

def execute_process(cmd) :
	p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
	out, err = p.communicate()
	return {'stdout': out, 'stderr': err, 'retcode': p.returncode}


if __name__ == "__main__":
	ret = execute_process('ping -w 3 www.google.com')
	print('Done')
	print('STDOUT:  ' + ret['stdout'])
	print('STDERR:  ' + ret['stderr'])
	print('RETCODE: ' + str(ret['retcode']))