update

pages/4_Test.py

@@ -1,4 +1,4 @@
-import geopandas as gpd
+
 import streamlit as st
 import leafmap.foliumap as leafmap
 import leafmap.colormaps as cm
@@ -56,9 +56,12 @@ if uploaded_geojson:
 
 selected_map_1 = st.selectbox("Select data for Map 1", map_choices)
 selected_map_2 = st.selectbox("Select data for Map 2", map_choices)
+# Load the dataset to determine available columns
+import geopandas as gpd
 
 if selected_map_1 == "Uploaded GeoJSON":
     gdf_1 = gpd.GeoDataFrame.from_features(uploaded_geojson)
+gdf_1.crs = "EPSG:4326"
 elif selected_map_1 == "Original Map 1":
     gdf_1 = gpd.read_file(map_1)
 elif selected_map_1 == "Original Map 2":
@@ -68,7 +71,6 @@ else:
 
 if selected_map_2 == "Uploaded GeoJSON":
     gdf_2 = gpd.GeoDataFrame.from_features(uploaded_geojson)
-gdf_1.crs = "EPSG:4326"
 gdf_2.crs = "EPSG:4326"
 
 elif selected_map_2 == "Original Map 1":