Update app.py

app.py

@@ -166,12 +166,12 @@ def main():
         ########
         reload_bt = st.empty()
         if reload_bt.button("Upload another PDF file"):
-            #for key in st.session_state.keys():
-            #    if key == "count" or key == "temp" or key == "lang":
-            #        continue
-            #    else:
-            #        del st.session_state[key]
-            #shutil.rmtree(f"removefolder/{temp_dir}")
+            for key in st.session_state.keys():
+                if key == "count" or key == "temp" or key == "lang":
+                    continue
+                else:
+                    del st.session_state[key]
+            shutil.rmtree(f"removefolder/{temp_dir}")
             # page reload
             streamlit_js_eval(js_expressions="parent.window.location.reload()")
         st.markdown("----")