code: def parse_global_section(config_obj, section):
    
    ts_start = None
    ts_end = None
    if config_obj.has_option(section, 'ts_start'):
      ts_start = get_standardized_timestamp(config_obj.get(section, 'ts_start'), None)
      config_obj.remove_option(section, 'ts_start')
    if config_obj.has_option(section, 'ts_end'):
      ts_end = get_standardized_timestamp(config_obj.get(section, 'ts_end'), None)
      config_obj.remove_option(section, 'ts_end')
    return ts_start, ts_end
docs: Parse GLOBAL section in the config to return global settings
    :param config_obj: ConfigParser object
    :param section: Section name
    :return: ts_start and ts_end time