docs: def read(self, log_file):
          """ Read messages from .log file """
          if os.path.isdir(os.path.dirname(log_file)) and os.path.isfile(log_file):
              with open(log_file, 'r') as LogFile:
                  data = LogFile.readlines()
                  data = "".join(line for line in data)
          else:
              data = ''
          return data