environment/lib/python2.7/site-packages/IPython/utils/_process_common.py
def getoutputerror(cmd):
    """Return (standard output, standard error) of executing cmd in a shell.

    Accepts the same arguments as os.system().

    Parameters
    ----------
    cmd : str
      A command to be executed in the system shell.

    Returns
    -------
    stdout : str
    stderr : str
    """

    out_err = process_handler(cmd, lambda p: p.communicate())
    if out_err is None:
        return '', ''
    out, err = out_err
    return py3compat.bytes_to_str(out), py3compat.bytes_to_str(err)
def getoutputerror(cmd):
    """Return (standard output, standard error) of executing cmd in a shell.

    Accepts the same arguments as os.system().

    Parameters
    ----------
    cmd : str
      A command to be executed in the system shell.

    Returns
    -------
    stdout : str
    stderr : str
    """

    out_err = process_handler(cmd, lambda p: p.communicate())
    if out_err is None:
        return '', ''
    out, err = out_err
    return py3compat.bytes_to_str(out), py3compat.bytes_to_str(err)
def getoutputerror ( cmd ) : out_err = process_handler ( cmd , lambda p : p . communicate ( ) ) if out_err is None : return '' , '' out , err = out_err return py3compat . bytes_to_str ( out ) , py3compat . bytes_to_str ( err )
Return (standard output, standard error) of executing cmd in a shell.

    Accepts the same arguments as os.system().

    Parameters
    ----------
    cmd : str
      A command to be executed in the system shell.

    Returns
    -------
    stdout : str
    stderr : str
Return ( standard output standard error ) of executing cmd in a shell .