Update main.py

main.py

@@ -1,6 +1,7 @@
 from extract_text import extract_text_from_pdf
 from math_summarizer import generate_math_summary
 from nlp_summarizer import generate_nlp_summary_and_mindmap
+import json
 import openai
 import dotenv
 import time
@@ -40,4 +41,4 @@ def main(url, id, access_key):
         client = create_client(API_KEY)
         response = generate_summary(client, corpus)
         print(f"Total timetaken: {time.time() - start_time} seconds")
-        return response
+        return json.dumps(response, indent=4, ensure_ascii=False)