Update app.py

app.py

@@ -207,7 +207,7 @@ if st.session_state.screen == 2:
                     st.session_state.image_counter += 1
 
         # predictions
-        if 'results' not in st.session_state or st.session_state.results = None:
+        if 'results' not in st.session_state or st.session_state.results == None:
             st.write("The model is working. Please be patient...")
             st.write("This process takes around 30 seconds.")
             st.session_state.results = st.session_state.model.predict(st.session_state.tiles, conf=st.session_state.confidence) # predict