Update app.py

app.py

@@ -399,6 +399,9 @@ with tab2:
             st.session_state.stack_freq = stack_working.copy()
             
         with st.container():
+            if st.button("Reset Sim", key='reset_sim'):
+                for key in st.session_state.keys():
+                    del st.session_state[key]
             if 'player_freq' in st.session_state: 
                 player_split_var2 = st.radio("Are you wanting to isolate any lineups with specific players?", ('Full Players', 'Specific Players'), key='player_split_var2')
                 if player_split_var2 == 'Specific Players':