add progress bar

app.py

@@ -19,7 +19,7 @@ def export_to_video(frames: np.ndarray, fps: int) -> str:
     writer.close()
     return out_file.name
 
-def infer(prompt):
+def infer(prompt, progress=gr.Progress(track_tqdm=True)):
     negative_prompt = "text, watermark, copyright, blurry, nsfw"
     video_frames = pipe(prompt, negative_prompt=negative_prompt, num_inference_steps=40, height=320, width=576, num_frames=24).frames[0]