Update Example for Pytorch 3x Mixed Precision

[zehao-intel]

Type of Change

Update example for Pytorch 3x mixed precision

Description

• [x] add Torchvision resnet18 model as an example
• [x] update document

How has this PR been tested?

extension test

Dependency Change?

No

[github-actions[bot]]

⚡ Required checks status: All passing 🟢

Groups summary

🟢 Code Scan Tests workflow

Check ID	Status	Error details
Code-Scan	success		✅
Code-Scan (Bandit Code Scan Bandit)	success		✅
Code-Scan (DocStyle Code Scan DocStyle)	success		✅
Code-Scan (Pylint Code Scan Pylint)	success		✅

These checks are required after the changes to neural_compressor/common/utils/constants.py, neural_compressor/torch/algorithms/mixed_precision/__init__.py, neural_compressor/torch/algorithms/mixed_precision/half_precision_convert.py, neural_compressor/torch/algorithms/mixed_precision/module_wrappers.py, neural_compressor/torch/quantization/__init__.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/quantization/config.py.

🟢 Model Tests 3x workflow

Check ID	Status	Error details
Model-Test-3x	success		✅
Model-Test-3x (Generate Report GenerateReport)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_bnb)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_ggml)	success		✅

These checks are required after the changes to neural_compressor/common/utils/constants.py, neural_compressor/torch/algorithms/mixed_precision/__init__.py, neural_compressor/torch/algorithms/mixed_precision/half_precision_convert.py, neural_compressor/torch/algorithms/mixed_precision/module_wrappers.py, neural_compressor/torch/quantization/__init__.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/quantization/config.py.

🟢 Unit Tests 3x-TensorFlow workflow

Check ID	Status	Error details
UT-3x-TensorFlow	success		✅
UT-3x-TensorFlow (Coverage Compare CollectDatafiles)	success		✅
UT-3x-TensorFlow (Unit Test 3x TensorFlow Unit Test 3x TensorFlow)	success		✅
UT-3x-TensorFlow (Unit Test 3x TensorFlow baseline Unit Test 3x TensorFlow baseline)	success		✅

These checks are required after the changes to neural_compressor/common/utils/constants.py.

🟢 Unit Tests 3x-PyTorch workflow

Check ID	Status	Error details
UT-3x-Torch	success		✅
UT-3x-Torch (Coverage Compare CollectDatafiles)	success		✅
UT-3x-Torch (Unit Test 3x Torch Unit Test 3x Torch)	success		✅
UT-3x-Torch (Unit Test 3x Torch baseline Unit Test 3x Torch baseline)	success		✅

These checks are required after the changes to neural_compressor/common/utils/constants.py, neural_compressor/torch/algorithms/mixed_precision/__init__.py, neural_compressor/torch/algorithms/mixed_precision/half_precision_convert.py, neural_compressor/torch/algorithms/mixed_precision/module_wrappers.py, neural_compressor/torch/quantization/__init__.py, neural_compressor/torch/quantization/algorithm_entry.py, neural_compressor/torch/quantization/config.py, test/3x/torch/test_autotune.py.

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[chensuyue]

Need to rebase master so incbench can be available in this PR.