Update app.py

app.py

@@ -26,6 +26,7 @@ from ddgs import DDGS
 from PIL import Image
 from huggingface_hub import InferenceClient
 import time
+import tempfile
 
 # Optional imports for Kokoro TTS (loaded lazily)
 import numpy as np
@@ -967,27 +968,33 @@ image_generation_interface = gr.Interface(
 # ==========================
 
 def _write_video_tmp(data_iter_or_bytes: object, suffix: str = ".mp4") -> str:
-    """Write video bytes or iterable of bytes to a temporary file and return its path."""
-    os.makedirs("outputs", exist_ok=True)
-    fname = f"outputs/video_{int(time.time())}_{random.randint(1000,9999)}{suffix}"
-    mode = "wb"
-    with open(fname, mode) as f:
-        # bytes-like
-        if isinstance(data_iter_or_bytes, (bytes, bytearray)):
-            f.write(data_iter_or_bytes)  # type: ignore[arg-type]
-        # file-like with read()
-        elif hasattr(data_iter_or_bytes, "read"):
-            f.write(data_iter_or_bytes.read())  # type: ignore[call-arg]
-        # response-like with content
-        elif hasattr(data_iter_or_bytes, "content"):
-            f.write(data_iter_or_bytes.content)  # type: ignore[attr-defined]
-        # iterable of chunks
-        elif hasattr(data_iter_or_bytes, "__iter__") and not isinstance(data_iter_or_bytes, (str, dict)):
-            for chunk in data_iter_or_bytes:  # type: ignore[assignment]
-                if chunk:
-                    f.write(chunk)
-        else:
-            raise gr.Error("Unsupported video data type returned by provider.")
+    """Write video bytes or iterable of bytes to a system temporary file and return its path.
+
+    This avoids polluting the project directory. The file is created in the OS temp
+    location; Gradio will handle serving & offering the download button.
+    """
+    fd, fname = tempfile.mkstemp(suffix=suffix)
+    try:
+        with os.fdopen(fd, "wb") as f:
+            if isinstance(data_iter_or_bytes, (bytes, bytearray)):
+                f.write(data_iter_or_bytes)  # type: ignore[arg-type]
+            elif hasattr(data_iter_or_bytes, "read"):
+                f.write(data_iter_or_bytes.read())  # type: ignore[call-arg]
+            elif hasattr(data_iter_or_bytes, "content"):
+                f.write(data_iter_or_bytes.content)  # type: ignore[attr-defined]
+            elif hasattr(data_iter_or_bytes, "__iter__") and not isinstance(data_iter_or_bytes, (str, dict)):
+                for chunk in data_iter_or_bytes:  # type: ignore[assignment]
+                    if chunk:
+                        f.write(chunk)
+            else:
+                raise gr.Error("Unsupported video data type returned by provider.")
+    except Exception:
+        # Clean up if writing failed
+        try:
+            os.remove(fname)
+        except Exception:
+            pass
+        raise
     return fname