update app

app.py

@@ -18,9 +18,11 @@ from funcs import (
 from utils.utils import instantiate_from_config
 
 ckpt_path_1024 = "checkpoints/base_1024_v1/model.ckpt"
+os.makedirs('checkpoints/base_1024_v1', exist_ok=True)
 # hf_hub_download(repo_id="VideoCrafter/Text2Video-1024", filename="model.ckpt", local_dir=ckpt_path_1024)
 
 ckpt_path_256 = "checkpoints/base_256_v1/model.pth"
+os.makedirs('checkpoints/base_256_v1', exist_ok=True)
 hf_hub_download(repo_id="MoonQiu/LongerCrafter", filename="model.pth", local_dir=ckpt_path_256)