parameters: (cmd, mode='r', bufsize=-1)
return_statement: return os.popen(cmd, mode, bufsize)
docstring: Portable popen() interface.
docstring_summary: Portable popen() interface.
docstring_tokens: Portable popen () interface .
function: def popen(cmd, mode='r', bufsize=-1):
  
      """ Portable popen() interface.
      """
      import warnings
      warnings.warn('use os.popen instead', DeprecationWarning, stacklevel=2)
      return os.popen(cmd, mode, bufsize)
function_tokens: def popen ( cmd , mode = 'r' , bufsize = - 1 ) : import warnings warnings . warn ( 'use os.popen instead' , DeprecationWarning , stacklevel = 2 ) return os . popen ( cmd , mode , bufsize )