added progress bar

app.py

@@ -184,10 +184,15 @@ if searchButton:
 
 # tokenize_callback()
 
+
+
+
 def answer_callback(question_query):
     global docs
     # global pdf_info
+    my_bar = st.progress(0, text='Please wait...')
     if docs is None:
+        my_bar.progress(0.2, text='Please wait...')
         pdf_info = st.session_state['pdf_info']
         print('buliding docs')
         docs = paperqa.Docs()
@@ -200,9 +205,12 @@ def answer_callback(question_query):
             docs.add(d, c)
     # docs._build_faiss_index()
     answer = docs.query(question_query)
-    print(answer.formatted_answer)
+    # print(answer.formatted_answer)
+    my_bar.progress(1.0, text='Done!')
     return answer.formatted_answer
 
+
+
 form = st.form(key='question_form')
 question_query = form.text_input("What do you wanna know from these papers?", placeholder='Input questions here...',
                 value='Write 50 words on CFD modeling')