Update app.py

app.py

@@ -192,13 +192,20 @@ class CombinedProcessor:
                 
                 if entity_group != 'None':
                     if entity_group in bibtex_data:
-                        bibtex_data[entity_group] += ' ' + word
+                        print(entity_group)
+                        if entity_group == "Author":
+                            bibtex_data[entity_group] += ', ' + word
+                        else:
+                            bibtex_data[entity_group] += ' ' + word
                     else:
                         bibtex_data[entity_group] = word
                     current_entity = entity_group
                 else:
                     if current_entity:
-                        bibtex_data[current_entity] += ' ' + word
+                        if current_entity == "Author":
+                            bibtex_data[current_entity] += ', ' + word
+                        else:
+                            bibtex_data[current_entity] += ' ' + word
                     else:
                         bibtex_data['None'] = bibtex_data.get('None', '') + ' ' + word