docs: def trim_start(self, string, start, end=None):
          """ Removes the starting substring.
          :param string: The entire string.
          :param start:  The starting substring to be removed.
          :param end:    An optional point in the string, defaults to the strings ending
          :return:       A substring consists of the subsequent substring after the
                           start substring is removed, up to the specified end.
          """
          extract = string[string.find(start) + len(start):end]
          return extract.strip()