'NoneType' object has no attribute 'log_template_tokens'

[bajrangostwal]

parsed_result = self.log_parser.parse(unique_clean_logs)
File "/lib/python3.10/site-packages/logai/information_extraction/log_parser.py", line 71, in parse
parsed_loglines = self.parser.parse(loglines)
File "venv/lib/python3.10/site-packages/logai/algorithms/parsing_algo/drain.py", line 437, in parse
parsed_logline.append(" ".join(self.match(line).log_template_tokens))