runtime error

t self.call_function( File "/usr/local/lib/python3.10/site-packages/gradio/blocks.py", line 1338, in call_function prediction = await fn(*processed_input) File "/usr/local/lib/python3.10/site-packages/gradio/utils.py", line 726, in async_wrapper response = await f(*args, **kwargs) File "/usr/local/lib/python3.10/site-packages/gradio/helpers.py", line 450, in get_final_item async for x in self.fn(*args): # noqa: B007 # type: ignore File "/usr/local/lib/python3.10/site-packages/gradio/chat_interface.py", line 639, in _examples_stream_fn async for response in generator: File "/usr/local/lib/python3.10/site-packages/gradio/utils.py", line 576, in __anext__ return await anyio.to_thread.run_sync( File "/usr/local/lib/python3.10/site-packages/anyio/to_thread.py", line 56, in run_sync return await get_async_backend().run_sync_in_worker_thread( File "/usr/local/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 2144, in run_sync_in_worker_thread return await future File "/usr/local/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 851, in run result = context.run(func, *args) File "/usr/local/lib/python3.10/site-packages/gradio/utils.py", line 559, in run_sync_iterator_async return next(iterator) File "/home/user/app/app.py", line 30, in predict model = AutoModelForCausalLM.from_pretrained( File "/usr/local/lib/python3.10/site-packages/transformers/models/auto/auto_factory.py", line 563, in from_pretrained return model_class.from_pretrained( File "/usr/local/lib/python3.10/site-packages/transformers/modeling_utils.py", line 3167, in from_pretrained hf_*********.validate_environment( File "/usr/local/lib/python3.10/site-packages/transformers/quantizers/quantizer_bnb_4bit.py", line 62, in validate_environment raise ImportError( ImportError: Using `bitsandbytes` 8-bit quantization requires Accelerate: `pip install accelerate` and the latest version of bitsandbytes: `pip install -i https://pypi.org/simple/ bitsandbytes`

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