Update app.py

app.py

@@ -1,7 +1,7 @@
 import streamlit as st
 
 #Globals
-legal_numbers = [1,2,3,4,5,6,7,8,9]
+st.session_state.legal_numbers = [1,2,3,4,5,6,7,8,9]
 
 def get_userInput(): 
     input = st.text_input("Enter a number between 1 to 9: ", key="input")
@@ -46,11 +46,11 @@ def display_board(firstRun):
         
 
 def reset_legalNumbers():
-    legal_numbers = [1,2,3,4,5,6,7,8,9]
+    st.session_state.legal_numbers = [1,2,3,4,5,6,7,8,9]
     
 def update_legalNumbers(number):
-    legal_numbers=legal_numbers.remove(int(user_input))
-    st.write("Legal Numbers: " + "".join(str(legal_numbers)))
+    st.session_state.legal_numbers.remove(int(user_input))
+    st.write("Legal Numbers: " + "".join(str(st.session_state.legal_numbers)))
     #print(legal_numbers)
 
 #UIApp starts here
@@ -60,11 +60,6 @@ st.header("Python - Tic Tac Toe")
 user_input=get_userInput()
 display_board(True)
 
-firstRun=True
-if firstRun:
-    reset_legalNumbers()
-    firstRun=False
-
 #UI Buttons
 submit=st.button('Submit')
 replay=st.button('Replay')