addding log mechanism

code/qa.py

@@ -1,5 +1,7 @@
 import streamlit as st
 from transformers import pipeline
+import pandas as pd
+import datetime
 
 def load_file():
     """Load text from file"""
@@ -38,4 +40,8 @@ if __name__ == "__main__":
             })
 
             st.write("Answer: {}".format(answer["answer"]))
-            st.write("Confidence score: {}".format(round(answer["score"],2)))
+            st.write("Confidence score: {}".format(round(answer["score"],2)))
+        log_file_object = open('logs/log_file.tsv','a')
+        log_file_object.write(str(datetime.datetime.now())+'\t'+str(raw_text)+'\t'+str(answer["answer"])+'\t'+str(answer["score"]))
+        log_file_object.write('\n')
+        log_file_object.close()