* Move model to cpu after testing so that gpu memory is deallocated * Add code comment --------- Co-authored-by: sgwhat <ge.song@intel.com>
		
			
				
	
	
		
			60 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
#
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# Copyright 2016 The BigDL Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import pytest
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import os
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from bigdl.llm.transformers import AutoModelForCausalLM, AutoModel
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from transformers import LlamaTokenizer, AutoTokenizer
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device = os.environ['DEVICE']
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print(f'Running on {device}')
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if device == 'xpu':
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    import intel_extension_for_pytorch as ipex
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prompt = "Once upon a time, there existed a little girl who liked to have adventures. She wanted to go to places and meet new people, and have fun"
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@pytest.mark.parametrize('Model, Tokenizer, model_path',[
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    (AutoModelForCausalLM, AutoTokenizer, os.environ.get('MPT_7B_ORIGIN_PATH')),
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    (AutoModelForCausalLM, AutoTokenizer, os.environ.get('FALCON_7B_ORIGIN_PATH')),
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    ])
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def test_optimize_model(Model, Tokenizer, model_path):
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    tokenizer = Tokenizer.from_pretrained(model_path, trust_remote_code=True)
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    input_ids = tokenizer.encode(prompt, return_tensors="pt").to(device)
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    model = Model.from_pretrained(model_path,
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                                load_in_4bit=True,
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                                optimize_model=False,
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                                trust_remote_code=True)
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    model = model.to(device)
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    logits_base_model = (model(input_ids)).logits
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    model.to('cpu')  # deallocate gpu memory
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    model = Model.from_pretrained(model_path,
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                                load_in_4bit=True,
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                                optimize_model=True,
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                                trust_remote_code=True)
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    model = model.to(device)
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    logits_optimized_model = (model(input_ids)).logits
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    model.to('cpu')
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    diff = abs(logits_base_model - logits_optimized_model).flatten()
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    assert any(diff) is False
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if __name__ == '__main__':
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    pytest.main([__file__])
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