Update app.py

app.py

@@ -267,7 +267,7 @@ def infer(
     refine.save(refine_path,optimize=False,compress_level=0)
     upload_to_ftp(refine_path)
     with torch.no_grad():
-        upscale2 = upscaler_2(refine, tiling=True, tile_width=1024, tile_height=1024)
+        upscale2 = upscaler_2(refine, tiling=True, tile_width=256, tile_height=256)
     print('-- got upscaled image --')
     downscale2 = upscale2.resize((upscale2.width // 4, upscale2.height // 4),Image.LANCZOS)
     upscale_path = f"sd35_upscale_{seed}.png"