You can quantize an LLM for deployment on a Raspberry Pi by leveraging torch.quantization to reduce model size and improve inference speed.
Here is the code snippet below:

In the above code, we are using the following key points:
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Dynamic quantization: Applies quantization to the linear layers of the model for memory and speed optimization
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Hugging Face Transformers: Loads a pre-trained language model and tokenizer
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Saving quantized models: The quantized model is saved for future use in a resource-constrained environment
Hence, this script efficiently quantizes an LLM, making it suitable for deployment in resource-constrained environments like the Raspberry Pi.