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Signed-off-by: Aaron <29749331+aarnphm@users.noreply.github.com>
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Aaron
2023-08-30 13:52:00 -04:00
parent e2ba6a92a6
commit b545ad2ad1
98 changed files with 3514 additions and 2094 deletions
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37
openllm-python/src/openllm/models/starcoder/modeling_starcoder.py
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@@ -18,17 +18,29 @@ class StarCoder(openllm.LLM['transformers.GPTBigCodeForCausalLM', 'transformers.
@property
def import_kwargs(self) -> tuple[dict[str, t.Any], dict[str, t.Any]]:
import torch
return {'device_map': 'auto' if torch.cuda.is_available() and torch.cuda.device_count() > 1 else None, 'torch_dtype': torch.float16 if torch.cuda.is_available() else torch.float32}, {}
return {
'device_map': 'auto' if torch.cuda.is_available() and torch.cuda.device_count() > 1 else None,
'torch_dtype': torch.float16 if torch.cuda.is_available() else torch.float32
}, {}
def import_model(self, *args: t.Any, trust_remote_code: bool = False, **attrs: t.Any) -> bentoml.Model:
import torch
import transformers
torch_dtype, device_map = attrs.pop('torch_dtype', torch.float16), attrs.pop('device_map', 'auto')
tokenizer = transformers.AutoTokenizer.from_pretrained(self.model_id, **self.llm_parameters[-1])
tokenizer.add_special_tokens({'additional_special_tokens': [EOD, FIM_PREFIX, FIM_MIDDLE, FIM_SUFFIX, FIM_PAD], 'pad_token': EOD})
model = transformers.AutoModelForCausalLM.from_pretrained(self.model_id, torch_dtype=torch_dtype, device_map=device_map, **attrs)
tokenizer.add_special_tokens({
'additional_special_tokens': [EOD, FIM_PREFIX, FIM_MIDDLE, FIM_SUFFIX, FIM_PAD],
'pad_token': EOD
})
model = transformers.AutoModelForCausalLM.from_pretrained(self.model_id,
torch_dtype=torch_dtype,
device_map=device_map,
**attrs)
try:
return bentoml.transformers.save_model(self.tag, model, custom_objects={'tokenizer': tokenizer}, labels=generate_labels(self))
return bentoml.transformers.save_model(self.tag,
model,
custom_objects={'tokenizer': tokenizer},
labels=generate_labels(self))
finally:
torch.cuda.empty_cache()
@@ -41,17 +53,22 @@ class StarCoder(openllm.LLM['transformers.GPTBigCodeForCausalLM', 'transformers.
self.tokenizer.encode(prompt, return_tensors='pt').to(self.device),
do_sample=True,
pad_token_id=self.tokenizer.eos_token_id,
generation_config=self.config.model_construct_env(**attrs).to_generation_config()
)
generation_config=self.config.model_construct_env(**attrs).to_generation_config())
# TODO: We will probably want to return the tokenizer here so that we can manually process this
# return (skip_special_tokens=False, clean_up_tokenization_spaces=False))
return self.tokenizer.batch_decode(result_tensor[0], skip_special_tokens=True, clean_up_tokenization_spaces=True)
def generate_one(self, prompt: str, stop: list[str], **preprocess_generate_kwds: t.Any) -> list[dict[t.Literal['generated_text'], str]]:
max_new_tokens, encoded_inputs = preprocess_generate_kwds.pop('max_new_tokens', 200), self.tokenizer(prompt, return_tensors='pt').to(self.device)
src_len, stopping_criteria = encoded_inputs['input_ids'].shape[1], preprocess_generate_kwds.pop('stopping_criteria', openllm.StoppingCriteriaList([]))
def generate_one(self, prompt: str, stop: list[str],
**preprocess_generate_kwds: t.Any) -> list[dict[t.Literal['generated_text'], str]]:
max_new_tokens, encoded_inputs = preprocess_generate_kwds.pop('max_new_tokens', 200), self.tokenizer(
prompt, return_tensors='pt').to(self.device)
src_len, stopping_criteria = encoded_inputs['input_ids'].shape[1], preprocess_generate_kwds.pop(
'stopping_criteria', openllm.StoppingCriteriaList([]))
stopping_criteria.append(openllm.StopSequenceCriteria(stop, self.tokenizer))
result = self.tokenizer.decode(self.model.generate(encoded_inputs['input_ids'], max_new_tokens=max_new_tokens, stopping_criteria=stopping_criteria)[0].tolist()[src_len:])
result = self.tokenizer.decode(
self.model.generate(encoded_inputs['input_ids'],
max_new_tokens=max_new_tokens,
stopping_criteria=stopping_criteria)[0].tolist()[src_len:])
# Inference API returns the stop sequence
for stop_seq in stop:
if result.endswith(stop_seq): result = result[:-len(stop_seq)]