from inspect import currentframe

def _line():
    """Macro to return the current line number.

    The current line number within the file is used when
    reporting messages to the message logging window.

    Returns:
        int: Current line number.
    """
    return currentframe().f_back.f_lineno


def line_no():
    """Macro to return the current line number.

    The current line number within the file is used when
    reporting messages to the message logging window.

    Returns:
        int: Current line number.
    """
    return currentframe().f_back.f_lineno