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[Optimization] Text-generation support qwen (#513)
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changwangss authored Oct 23, 2023
1 parent 70ff034 commit 8f41d49
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Showing 2 changed files with 9 additions and 3 deletions.
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Expand Up @@ -119,7 +119,7 @@
excluded_precisions=excluded_precisions, # default is []
)
elif args.woq:
quantization_config = WeightOnlyQuantConfig() #default is A32W4G32
quantization_config = WeightOnlyQuantConfig(compute_type="fp32", weight_type="int4_fullrange", group_size=32) #default is A32W4G32
# bitsandbytes
elif args.bitsandbytes:
# GPU device is need for `load_in_4bit` and `load_in_8bit`.
Expand All @@ -133,6 +133,8 @@
if quantization_config is not None:
user_model = AutoModelForCausalLM.from_pretrained(args.model,
quantization_config=quantization_config,
trust_remote_code=args.trust_remote_code,
torchscript=True if args.sq else False,
use_llm_runtime=False
)
if args.sq:
Expand All @@ -145,8 +147,8 @@
load_in_8bit=args.load_in_8bit,
use_llm_runtime=False
)
elif not args.int8 or not args.int8_bf16_mixed:
user_model = AutoModelForCausalLM.from_pretrained(args.model, config=config, use_llm_runtime=False)
elif not args.int8 and not args.int8_bf16_mixed:
user_model = AutoModelForCausalLM.from_pretrained(args.model, config=config, trust_remote_code=args.trust_remote_code, use_llm_runtime=False)
# peft
if args.peft_model_id is not None:
from peft import PeftModel
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Expand Up @@ -97,6 +97,10 @@ def generate_dummy_past_key_values(input_bs, model):
else:
new_shape = [input_bs * num_attention_heads, 1, d_k]
pkv = pkv + (torch.ones(size=new_shape),)
elif model.config.model_type == "qwen":
new_shape = [input_bs, 1, num_attention_heads, d_k]
dummy_tensor = torch.ones(size=new_shape)
pkv = tuple(dummy_tensor for _ in range(nb_pkv))
else:
new_shape = [input_bs, num_attention_heads, 1, d_k]
dummy_tensor = torch.ones(size=new_shape)
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