code: def get_logger(name="peyotl"):
      
      logger = logging.getLogger(name)
      if len(logger.handlers) == 0:
          log_init_warnings = []
          lc = _read_logging_config(log_init_warnings)
          logger.setLevel(lc['level'])
          if lc['filepath'] is not None:
              log_dir = lc['log_dir']
              if log_dir and not os.path.exists(log_dir):
                  os.makedirs(log_dir)
              ch = logging.FileHandler(lc['filepath'])
          else:
              ch = logging.StreamHandler()
          ch.setLevel(lc['level'])
          ch.setFormatter(lc['formatter'])
          logger.addHandler(ch)
          if log_init_warnings:
              for w in log_init_warnings:
                  logger.warn(w)
      return logger
docs: Returns a logger with name set as given. See _read_logging_config for a description of the env var/config
      file cascade that controls configuration of the logger.