Update main.py

main.py

@@ -540,7 +540,7 @@ async def get_revison_chapters(data: CoachingCodeRequest):
         for chapter, score in test_scores.items():
             if score < threshold:
                 if chapter not in revision_dict:
-                revision_dict[chapter] = []
+                    revision_dict[chapter] = []
                 revision_dict[chapter].append(user_id)
 
 # Convert the dictionary to the desired DataFrame format