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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _extract_operation_and_namespace(self):
 """ Helper method to extract both operation and namespace from a logevent. It doesn't make sense to only extract one as they appear back to back in the token list. """

        split_tokens = self.split_tokens

        if not self._datetime_nextpos:
            # force evaluation of thread to get access to datetime_offset and
            # to protect from changes due to line truncation.
            _ = self.thread

        if not self._datetime_nextpos or (len(split_tokens) <=
                                          self._datetime_nextpos + 2):
            return

        op = split_tokens[self._datetime_nextpos + 1].lower()

        if op == 'warning:':
            # check if this log line got truncated
            if ("warning: log line attempted" in self._line_str and
                    "over max size" in self._line_str):
                self._datetime_nextpos = split_tokens.index('...')
                op = split_tokens[self._datetime_nextpos + 1]
            else:
                # unknown warning, bail out
                return

        if op in self.log_operations:
            self._operation = op
            self._namespace = split_tokens[self._datetime_nextpos + 2]