Make int8 dynamic quant in autoquant serializable #1484
Merged
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Summary:
lambda function is not supported for serialization, so we need to reuse the non-lambda functions that already supports serialization: https://github.com/pytorch/ao/blob/00a8d290aab354985fce8c880e1fded22bc48e30/torchao/quantization/quant_api.py#L1263C5-L1268
Note this PR only supports int8 dynamic quant, will need to test and support float8 separately (in H100 machines)
Test Plan:
Tested locally with transformer push_to_hub: https://huggingface.co/jerryzh168/llama3-8b-autoquant/tree/main
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