do not clear the state

app.py

@@ -142,9 +142,9 @@ query = st.text_input("What are you looking for?")
 # Create a button
 if st.button('Submit'):
 
-    # initialize
-    st.session_state.clear()
-    init_session_state()
+    # # initialize
+    # st.session_state.clear()
+    # init_session_state()
 
     # ### call OpenAI text-embedding
     res = openai.Embedding.create(model=EMBEDDING_MODEL, input=[query], api_key=OPENAI_API_KEY)