yaaawn. another silly mistake. w was in joinpath not open

travelogues_extraction/script/script.py

@@ -41,7 +41,8 @@ async def extract(input_file: str, output_folder: str) -> typing.NoReturn:
     # to do unblock
     with open(
             output_log.joinpath(
-                'sub-log-' + name + datetime.datetime.now().strftime("-%Y-%m-%d-%H:%M:%S") + '.json', 'w')
+                'sub-log-' + name + datetime.datetime.now().strftime("-%Y-%m-%d-%H:%M:%S") + '.json'
+            ), 'w'
     ) as file:
         json.dump(converter.sub_log, file)