Update app.py

app.py

@@ -3,14 +3,6 @@ import sys
 import time
 import io
 
-# Add Google Service account credential. Authenticates to the Earth Engine servers.
-os.environ['GOOGLE_APPLICATION_CREDENTIALS'] = 'ee-yudingyi054-64e93ae89dc1.json'
-
-if 'GOOGLE_APPLICATION_CREDENTIALS' in os.environ:
-    print("GOOGLE_APPLICATION_CREDENTIALS set to:", os.environ['GOOGLE_APPLICATION_CREDENTIALS'])
-else:
-    print("GOOGLE_APPLICATION_CREDENTIALS is not set")
-
 # Add the parent directory to the Python path
 parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.append(parent_dir)
@@ -272,6 +264,14 @@ def server(input, output, session):
                     print(f"Latitude: {lat}, Longitude: {lon}")
 
     ui.modal_show(m)
+
+    # Add Google Service account credential. Authenticates to the Earth Engine servers.
+    os.environ['GOOGLE_APPLICATION_CREDENTIALS'] = 'ee-yudingyi054-64e93ae89dc1.json'
+    
+    if 'GOOGLE_APPLICATION_CREDENTIALS' in os.environ:
+        print("GOOGLE_APPLICATION_CREDENTIALS set to:", os.environ['GOOGLE_APPLICATION_CREDENTIALS'])
+    else:
+        print("GOOGLE_APPLICATION_CREDENTIALS is not set")
     
     # Initialize Earth Engine
     ee.Initialize()