Hard-coded condition for date outside range and increase in the step size for the search.

public_app.py

@@ -54,14 +54,18 @@ def get_chain(query, api_key=os.environ['OPENAI_API_KEY']):
     logging.info('Extracting the date in numeric format..')
     date_response = date_extractor.run(query)
     if date_response == 'False':
-        logging.info('No date elements found. Running the qa without filtering can output incorrect results.')
+        logging.info(
+            'No date elements found . Running the qa without filtering can output incorrect results.')
         return 'No date elements found. Please include temporal references in your query. ' \
                'If you believe this is wrong, please flag below as appropriate.'
     else:
         filter_date = json.loads(date_response)
         logging.info(f'Date parameters retrieved: {filter_date}')
-        logging.info('Running the qa with filtered context..')
-        filtered_context = search_with_filter(vs, query, init_k=200, step=300, target_k=7, filter_dict=filter_date)
+        if (int(filter_date['year']) > 2023 and int(filter_date['month']) > 6) | (
+                int(filter_date['year']) < 1936 and int(filter_date['month']) < 3):
+            return 'Date is in the future or it is before the earliest of the publicly available records.' \
+                   'If you believe this is wrong, please flag below as appropriate.'
+        filtered_context = search_with_filter(vs, query, init_k=200, step=500, target_k=7, filter_dict=filter_date)
         logging.info(20 * '-' + 'Metadata for the documents to be used' + 20 * '-')
         for doc in filtered_context:
             logging.info(doc.metadata)
@@ -84,7 +88,7 @@ if __name__ == '__main__':
                                    'hallucination. Nevertheless, the usual caveats for applications making use of generative AI apply.'
                                    ' Click the query examples below to see some possible outputs from the model.',
                        article='**Disclaimer**: This app is for demonstration purposes only, and no assurance of uninterrupted'
-                       ' functionality can be given at this time. Answers may take some'
+                               ' functionality can be given at this time. Answers may take some'
                                ' time to complete '
                                'during periods of heavy usage. There is still significant work planned ahead. Please be patient :)',
                        analytics_enabled=True,