run_eskapade.py 文件源码

def main():
    """Run Eskapade

    Top-level control function for an Eskapade run started from the
    command line.  Arguments specified by the user are parsed and
    converted to settings in the configuration object.  Optionally, an
    interactive IPython session is started when the run is finished.
    """

    # create parser for command-line arguments
    parser = create_arg_parser()
    user_args = parser.parse_args()

    # create config object for settings
    if not user_args.unpickle_config:
        # create new config
        settings = ConfigObject()
    else:
        # read previously persisted settings if pickled file is specified
        conf_path = user_args.config_files.pop(0)
        settings = ConfigObject.import_from_file(conf_path)
    del user_args.unpickle_config

    # set configuration macros
    settings.add_macros(user_args.config_files)

    # set user options
    settings.set_user_opts(user_args)

    # run Eskapade
    core.execution.run_eskapade(settings)

    # start interpreter if requested (--interactive on command line)
    if settings.get('interactive'):
        # create process manager, config object, and data store
        proc_mgr = ProcessManager()
        settings = proc_mgr.service(ConfigObject)
        ds = proc_mgr.service(DataStore)

        # set Pandas display options
        pd.set_option('display.width', 120)
        pd.set_option('display.max_columns', 50)

        # start interactive session
        log = logging.getLogger(__name__)
        log.info("Continuing interactive session ... press Ctrl+d to exit.\n")
        IPython.embed()