log.py 文件源码

def set_defaults(logging_context_format_string=None,
                 default_log_levels=None):
    # Just in case the caller is not setting the
    # default_log_level. This is insurance because
    # we introduced the default_log_level parameter
    # later in a backwards in-compatible change
    if default_log_levels is not None:
        cfg.set_defaults(
            log_opts,
            default_log_levels=default_log_levels)
    if logging_context_format_string is not None:
        cfg.set_defaults(
            log_opts,
            logging_context_format_string=logging_context_format_string)