Update app.py

app.py

@@ -51,7 +51,6 @@ def plot_history(sample=True, sampling_interval_minutes=180):
         sampled_timestamps = [unique_timestamps[0]]
         for i, t in enumerate(unique_timestamps[1:]):
             diff = sampled_timestamps[-1] - t
-            print (sampled_timestamps[-1], t, diff)
             if diff > datetime.timedelta(minutes=sampling_interval_minutes):
                 sampled_timestamps.append(t)
         dfh = dfh[dfh["polling_timestamp"].isin(sampled_timestamps)]