runtime error

Space failed. Exit code: 1. Reason: okenizer.json: 100%|██████████| 2.22M/2.22M [00:00<00:00, 26.0MB/s] tokenizer/tokenizer_config.json: 0%| | 0.00/705 [00:00<?, ?B/s] tokenizer/tokenizer_config.json: 100%|██████████| 705/705 [00:00<00:00, 6.77MB/s] tokenizer/vocab.json: 0%| | 0.00/862k [00:00<?, ?B/s] tokenizer/vocab.json: 100%|██████████| 862k/862k [00:00<00:00, 53.2MB/s] Cannot initialize model with low cpu memory usage because `accelerate` was not found in the environment. Defaulting to `low_cpu_mem_usage=False`. It is strongly recommended to install `accelerate` for faster and less memory-intense model loading. You can do so with: ``` pip install accelerate ``` . Loading pipeline components...: 0%| | 0/6 [00:00<?, ?it/s] Loading pipeline components...: 17%|█▋ | 1/6 [00:00<00:00, 45.05it/s] Traceback (most recent call last): File "/home/user/app/app.py", line 11, in <module> prior = StableCascadePriorPipeline.from_pretrained("stabilityai/stable-cascade-prior", torch_dtype=torch.bfloat16).to(device) File "/home/user/.local/lib/python3.10/site-packages/huggingface_hub/utils/_validators.py", line 118, in _inner_fn return fn(*args, **kwargs) File "/home/user/.local/lib/python3.10/site-packages/diffusers/pipelines/pipeline_utils.py", line 1263, in from_pretrained loaded_sub_model = load_sub_model( File "/home/user/.local/lib/python3.10/site-packages/diffusers/pipelines/pipeline_utils.py", line 443, in load_sub_model class_obj, class_candidates = get_class_obj_and_candidates( File "/home/user/.local/lib/python3.10/site-packages/diffusers/pipelines/pipeline_utils.py", line 347, in get_class_obj_and_candidates class_obj = getattr(library, class_name) File "/home/user/.local/lib/python3.10/site-packages/diffusers/utils/import_utils.py", line 697, in __getattr__ raise AttributeError(f"module {self.__name__} has no attribute {name}") AttributeError: module diffusers has no attribute StableCascadeUNet

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