Update app.py

app.py

@@ -22,18 +22,16 @@ def handle_trace(trace):
     tr = stream[-1]
     buffer.extend(tr.data.tolist())
 
-# Dummy fallback generator
 def dummy_data():
     global buffer
     while True:
         if use_dummy:
             data = [int(random.gauss(0, 500)) for _ in range(200)]
             if random.random() < 0.01:
-                data = [x * 20 for x in data]  # quake spike
+                data = [x * 20 for x in data]
             buffer.extend(data)
         time.sleep(1)
 
-# Start ObsPy client for given station
 def start_obspy():
     global selected_station
     try:
@@ -48,7 +46,6 @@ def start_obspy():
     except Exception as e:
         print("⚠️ ObsPy failed, using dummy mode:", e)
 
-# Function to return waveform plot + alert
 def stream_waveform():
     global buffer
     fig, ax = plt.subplots()
@@ -64,34 +61,29 @@ def stream_waveform():
         ax.set_axis_off()
         return fig, "Waiting for data..."
 
-# Change station dynamically
 def change_station(station_choice):
     global selected_station, buffer, stream, use_dummy
     buffer = []
     stream = Stream()
     use_dummy = True
-
     net, sta, cha = station_choice.split(".")
     selected_station = {"network": net, "station": sta, "channel": cha}
     threading.Thread(target=start_obspy, daemon=True).start()
     return f"📡 Switched to station: {station_choice}"
 
-# Start background dummy thread
+# Start background threads
 threading.Thread(target=dummy_data, daemon=True).start()
-# Start ObsPy default
 threading.Thread(target=start_obspy, daemon=True).start()
 
-# List of some popular global IRIS stations
 STATIONS = [
-    "IU.ANMO.00BHZ",  # Albuquerque, New Mexico
-    "IU.TUC.00BHZ",   # Tucson, Arizona
-    "IU.COLA.00BHZ",  # College, Alaska
-    "IU.KONO.00BHZ",  # Kongsberg, Norway
-    "IU.KEV.00BHZ",   # Kevo, Finland
-    "IU.DWPF.00BHZ",  # Disney Wildlife Preserve, Florida
+    "IU.ANMO.00BHZ",
+    "IU.TUC.00BHZ",
+    "IU.COLA.00BHZ",
+    "IU.KONO.00BHZ",
+    "IU.KEV.00BHZ",
+    "IU.DWPF.00BHZ",
 ]
 
-# Gradio UI
 with gr.Blocks() as demo:
     gr.Markdown("## 🌍 Live Seismic Waveform (IRIS Stations)")
 
@@ -101,11 +93,11 @@ with gr.Blocks() as demo:
     chart = gr.Plot()
     alert_box = gr.Label(label="Status")
 
-    # Switch station callback
     station_dropdown.change(fn=change_station, inputs=station_dropdown, outputs=switch_status)
 
-    # Update waveform every 1s
-    demo.load(stream_waveform, None, [chart, alert_box], every=1)
+    # ✅ Timer replaces every=
+    timer = gr.Timer(1.0)
+    timer.tick(stream_waveform, None, [chart, alert_box])
 
 if __name__ == "__main__":
     demo.queue().launch(server_name="0.0.0.0", server_port=7860, ssr_mode=False)