warning.py 文件源码

def customwarn(message, category, filename, lineno, *args, **kwargs):
    """Use the psyplot.warning logger for categories being out of
    PsyPlotWarning and PsyPlotCritical and the default warnings.showwarning
    function for all the others."""
    if category is PsyPlotWarning:
        logger.warning(warnings.formatwarning(
            "\n%s" % message, category, filename, lineno))
    elif category is PsyPlotCritical:
        logger.critical(warnings.formatwarning(
            "\n%s" % message, category, filename, lineno),
            exc_info=True)
    else:
        old_showwarning(message, category, filename, lineno, *args, **kwargs)