Update app.py

app.py

@@ -28,23 +28,23 @@ def make_temp_file(suffix: str) -> str:
 
 
 def generate(
-    guide_video_path: str | None,
-    face_image: Image.Image | None,
-    prompt: str,
-    duration: float,
-    fps: float,
-    lora_strength: float,
-    seed: int,
-    hf_token: str = "",
-    progress: gr.Progress = gr.Progress(track_tqdm=True),
-) -> tuple[str | None, str]:
+    guide_video_path,
+    face_image,
+    prompt,
+    duration,
+    fps,
+    lora_strength,
+    seed,
+    hf_token="",
+    progress=gr.Progress(track_tqdm=True),
+):
     global _pipeline_state
 
     if not guide_video_path:
         return None, "Please upload a guide video."
     if face_image is None:
         return None, "Please upload a reference face image."
-    if not prompt or not prompt.strip():
+    if not prompt or not str(prompt).strip():
         return None, "Please enter a text prompt."
 
     if not os.path.isfile(guide_video_path):
@@ -53,7 +53,7 @@ def generate(
     if _pipeline_state is None:
         progress(0, desc="Loading models (first run only — ~5 min)…")
         _pipeline_state = load_pipeline(
-            token=hf_token.strip() or None,
+            token=str(hf_token).strip() or None,
             progress_cb=lambda msg: progress(0, desc=msg),
         )
 
@@ -128,7 +128,6 @@ with gr.Blocks() as demo:
         guide_video = gr.Video(
             label="Guide Video",
             sources=["upload"],
-            type="filepath",
         )
         face_image = gr.Image(
             label="Reference Face Image",