Oops, allow specific_submission to suppress -r -u requirement.

timesearch/commentaugment.py

@@ -18,6 +18,7 @@ def commentaugment(
     Take the IDs of collected submissions, and gather comments from those threads.
     Please see the global DOCSTRING_COMMENTAUGMENT variable.
     '''
+    if specific_submission is None:
         if not common.is_xor(subreddit, username):
             raise exceptions.NotExclusive(['subreddit', 'username'])