Fixed spacing issue and error message in response

app.py

@@ -34,19 +34,19 @@ try:
 except Exception as e:
     print("Recived Setup error: ", e)
 
-    def process_query(query):
-        # os.system("cls")
+def process_query(query):
+    # os.system("cls")
 
-        try:
-            querySimilarDocs = db.similarity_search(query)
+    try:
+        querySimilarDocs = db.similarity_search(query)
 
-            res = chain.run(input_documents = querySimilarDocs, question = query)
+        res = chain.run(input_documents = querySimilarDocs, question = query)
 
-            return res
-        except Exception as e:
-            print("Received process error: ", e)
-            # return "An Error occurred!!"
-            return e
+        return res
+    except Exception as e:
+        print("Received process error: ", e)
+        # return "An Error occurred!!"
+        return e
 
 @app.route('/query', methods=['POST'])
 def process_request():
@@ -58,7 +58,7 @@ def process_request():
         return jsonify({"response": response})
     except Exception as e:
         print("Received Process request error: ", e)
-        return jsonify({"response": e})
+        return jsonify({"response": str(e)})
 
 ## Development phase use case only
 # if __name__ == '__main__':