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/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/HLTrigger/Configuration/python/Tools/pipe.py

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00001 import shlex as _shlex
00002 import subprocess as _subprocess
00003 
00004 
00005 def pipe(cmdline, input = None):
00006   """
00007   wrapper around subprocess to simplify te interface
00008   """
00009   args = _shlex.split(cmdline)
00010   if input is not None:
00011     command = _subprocess.Popen(args, stdin = _subprocess.PIPE, stdout = _subprocess.PIPE, stderr = None)
00012   else:
00013     command = _subprocess.Popen(args, stdin = None, stdout = _subprocess.PIPE, stderr = None)
00014   (out, err) = command.communicate(input)
00015   return out