base.py 文件源码

def add_program_config_arguments(cls, parser):

        parser.add_argument(
            "--cfg",
            help="ARouteServer configuration file. "
                 "By default, the program looks for its configuration "
                 "file in the following paths: {}".format(
                     ", ".join(program_config.DEFAULT_CFG_PATHS)),
            metavar="FILE",
            dest="cfg_program")

        group = parser.add_argument_group(
            title="Program configuration",
            description="The following arguments override those provided "
                        "in the program's configuration file."
        )

        group.add_argument(
            "--cache-dir",
            help="Cache directory.",
            metavar="DIR",
            dest="cache_dir")

        group.add_argument(
            "--logging-config-file",
            help="Logging configuration file, in Python fileConfig() format ("
                 "https://docs.python.org/2/library/logging.config.html"
                 "#configuration-file-format)",
            dest="logging_config_file")

        group.add_argument(
            "--logging-level",
            help="Logging level. Overrides any configuration given in the "
                 "logging configuration file.",
            choices=["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"],
            dest="logging_level")