Update app.py

app.py

@@ -587,6 +587,6 @@ if "result" in st.session_state:
                 style_function=lambda x: {"color": "blue", "fillOpacity": 0.0, "fillColor": "blue"},
             )
             write_info(f"""<div style="text-align: center;">{title}</div>""")
-            param_map.add_layer_control()
-            param_map.add_control('scale', 'bottomleft')
+            param_map.addLayerControl()
+            param_map.add_child(folium.plugins.ScaleBar())
             param_map.to_streamlit()