Update app.py

app.py

@@ -1,4 +1,3 @@
-from geopy.geocoders import OpenCageGeocode
 import streamlit as st
 import pandas as pd
 import numpy as np
@@ -6,10 +5,22 @@ import plotly.express as px
 from datasets import load_dataset
 import folium
 from streamlit_folium import st_folium
+from geopy.geocoders import Nominatim
+from geopy.exc import GeopyError
+import subprocess
+import sys
 
-# Initialize geolocator with OpenCage API
-API_KEY = "YOUR_OPENCAGE_API_KEY"  # Replace with your OpenCage API key
-geolocator = OpenCageGeocode(API_KEY)
+# Ensure geopy is installed
+def install_and_import(package):
+    try:
+        __import__(package)
+    except ImportError:
+        subprocess.check_call([sys.executable, "-m", "pip", "install", package])
+
+install_and_import("geopy")
+
+# Initialize geolocator
+geolocator = Nominatim(user_agent="geoapiExercises")
 
 # Hugging Face Datasets
 @st.cache_data
@@ -69,12 +80,10 @@ terrain_data = generate_terrain_data()
 # Reverse Geocoding Function
 def get_location_name(lat, lon):
     try:
-        location = geolocator.reverse((lat, lon), language="en")
-        if location and "formatted" in location:
-            return location["formatted"]
-        return "Location not found"
-    except Exception as e:
-        return f"Error: {str(e)}"
+        location = geolocator.reverse((lat, lon), exactly_one=True)
+        return location.address if location else "Unknown Location"
+    except GeopyError:
+        return "Error: Unable to fetch location"
 
 # Add Location Name to Filtered Data
 if include_human_readable:
@@ -123,12 +132,14 @@ if not filtered_data.empty:
     for _, row in filtered_data.iterrows():
         folium.Marker(
             location=[row["Latitude"], row["Longitude"]],
-            popup=(f"<b>Region:</b> {row['Region']}<br>"
-                   f"<b>Location:</b> {row.get('Location Name', 'N/A')}<br>"
-                   f"<b>Description:</b> {row['Description']}<br>"
-                   f"<b>Signal Strength:</b> {row['Signal Strength (dBm)']} dBm<br>"
-                   f"<b>Cost:</b> ${row['Cost ($1000s)']}k<br>"
-                   f"<b>Terrain Difficulty:</b> {row['Terrain Difficulty (0-10)']}"),
+            popup=(
+                f"<b>Region:</b> {row['Region']}<br>"
+                f"<b>Location:</b> {row.get('Location Name', 'N/A')}<br>"
+                f"<b>Description:</b> {row['Description']}<br>"
+                f"<b>Signal Strength:</b> {row['Signal Strength (dBm)']} dBm<br>"
+                f"<b>Cost:</b> ${row['Cost ($1000s)']}k<br>"
+                f"<b>Terrain Difficulty:</b> {row['Terrain Difficulty (0-10)']}"
+            ),
             icon=folium.Icon(color="blue", icon="info-sign")
         ).add_to(region_map)
 
@@ -166,5 +177,4 @@ st.subheader(recommendation)
 # Footer
 st.sidebar.markdown("---")
 st.sidebar.markdown(
-    "**Developed for Hackathon using Hugging Face Infinite Dataset Hub**\n\n[Visit Hugging Face](https://huggingface.co)"
-)
+    "**Developed for Hackathon using Hugging Face Infinite Dataset Hub**\n\n[Visit Hugging Face](https://huggingface.co)")