small change

app.py

@@ -211,6 +211,7 @@ if submit:
     df = df.dropna(how="all")
     # drop columns with all NaN values
     df = df.dropna(axis=1, how="all")
+    df = df.reset_index(drop=True)
     
     st.session_state.df = df
     st.session_state.collections = collections
@@ -235,8 +236,7 @@ if "df" in st.session_state:
         end_date_index = df[df.Date == end_date].index[0].item()
     
     for imagery in satellites:
-        collection = collections[imagery]        
-        m_list = []
+        collection = collections[imagery]
         for col, date in zip(cols, [start_date, end_date]):
             date_index = df[df.Date == date].index[0].item()
             image = ee.Image(collections[imagery].toList(collection.size()).get(date_index))
@@ -253,7 +253,7 @@ if "df" in st.session_state:
         esri_date = min(st.session_state.wayback_mapping.keys(), key=lambda x: abs(to_datetime(x) - date))
         with col:
             m = leaf_folium.Map()
-            m.add_tile_layer(st.session_state.wayback_mapping[esri_date], name=f"Esri Wayback Imagery - {date}", attribution="Esri")
+            m.add_tile_layer(st.session_state.wayback_mapping[esri_date], name=f"Esri Wayback Imagery - {esri_date}", attribution="Esri")
             m.add_gdf(selected_shape, layer_name="Selected Geometry")
             st.write(f"Esri Wayback Imagery - {esri_date} (Closest to {date})")
             m.to_streamlit()