Update app.py

app.py

@@ -43,6 +43,8 @@ MAX_SEED = np.iinfo(np.int32).max
 hf_token = os.getenv("HF_TOKEN")
 openai_api_key = os.getenv("OPENAI_API_KEY")
 client = OpenAI(api_key=openai_api_key)
+os.environ["SAFETENSORS_FAST_GPU"] = "1"
+os.putenv("HF_HUB_ENABLE_HF_TRANSFER","1")
 
 system_prompt_t2v_path = "assets/system_prompt_t2v.txt"
 system_prompt_i2v_path = "assets/system_prompt_i2v.txt"