chosen colors

app.py

@@ -166,10 +166,10 @@ def make_editing_canvas(canvas_color, brush, _reset_state, generation_mode, pain
         chosen_colors = st.multiselect(
             label="Choose colors",
             options=st.session_state['unique_colors'],
-            default=None,
-            key='unique_colors',
+            key='chosen_colors',
             format_func=map_colors_rgb
         )
+        print(st.session_state['unique_colors'])
 
         if st.button("generate image", key='generate_button'):
             image = get_image()