Update app.py

app.py

@@ -144,12 +144,12 @@ with gr.Blocks() as demo2:
         
         region_selector = gr.Dropdown(
             [],
-            value="us-central1",
+            value="",
             interactive=True,
-            label="reegions"
+            label="select a region"
         )
+        gr.Dropdown.change(get_avaliable_regions, inputs=provider_selector, outputs=region_selector)
         region_selector.update(interactive=True)
-        provider_selector.change(get_avaliable_regions, inputs=provider_selector, outputs=region_selector)
         
 
 gr.TabbedInterface(