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ColossalAI/tests/kit/model_zoo/transformers/opt.py

36 lines
1.2 KiB

import torch
import transformers
from ..registry import ModelAttribute, model_zoo
# ===============================
# Register single-sentence OPT
# ===============================
BATCH_SIZE = 2
SEQ_LENGTH = 16
def data_gen():
input_ids = torch.zeros((BATCH_SIZE, SEQ_LENGTH), dtype=torch.int64)
attention_mask = torch.zeros((BATCH_SIZE, SEQ_LENGTH), dtype=torch.int64)
return dict(input_ids=input_ids, attention_mask=attention_mask)
output_transform_fn = lambda x: x
config = transformers.OPTConfig(hidden_size=128, num_hidden_layers=2, num_attention_heads=4)
# register the following models
# transformers.OPTModel,
# transformers.OPTForCausalLM,
model_zoo.register(name='transformers_opt',
model_fn=lambda: transformers.OPTModel(config),
data_gen_fn=data_gen,
output_transform_fn=output_transform_fn,
model_attribute=ModelAttribute(has_control_flow=True))
model_zoo.register(name='transformers_opt_for_causal_lm',
model_fn=lambda: transformers.OPTForCausalLM(config),
data_gen_fn=data_gen,
output_transform_fn=output_transform_fn,
model_attribute=ModelAttribute(has_control_flow=True))