fixed a typo

app.py

@@ -129,7 +129,7 @@ def run_inference(url, sampling_interval, search_query, bs=256):
     bs = min(n_frames,bs)
     print(f"extracted {n_frames} frames, now encoding images")
     # encoding images one batch at a time, combine all batch outputs -> image_features, size n_frames x 512
-    image_features = torch.empty(size=(n_frames, 512).to(device)
+    image_features = torch.empty(size=(n_frames, 512)).to(device)
     print(f"batch size :{bs} ; number of batches: {len(range(0, n_frames,bs))}")
     for b in range(0, n_frames,bs):
         images = []