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Allow for users to pass in a quantization config #1269

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Merged
SilasMarvin merged 1 commit into from
Jan 3, 2024
Merged

Allow for users to pass in a quantization config #1269

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20 changes: 15 additions & 5 deletions pgml-extension/src/bindings/transformers/transformers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@
PegasusTokenizer,
TrainingArguments,
Trainer,
GPTQConfig
)
import threading

Expand Down Expand Up @@ -279,7 +280,13 @@ def __init__(self, model_name, **kwargs):
elif self.task == "summarization" or self.task == "translation":
self.model = AutoModelForSeq2SeqLM.from_pretrained(model_name, **kwargs)
elif self.task == "text-generation" or self.task == "conversational":
self.model = AutoModelForCausalLM.from_pretrained(model_name, **kwargs)
# See: https://huggingface.co/docs/transformers/main/quantization
if "quantization_config" in kwargs:
quantization_config = kwargs.pop("quantization_config")
quantization_config = GPTQConfig(**quantization_config)
self.model = AutoModelForCausalLM.from_pretrained(model_name, quantization_config=quantization_config, **kwargs)
else:
self.model = AutoModelForCausalLM.from_pretrained(model_name, **kwargs)
else:
raise PgMLException(f"Unhandled task: {self.task}")

Expand Down Expand Up @@ -409,10 +416,13 @@ def create_pipeline(task):
else:
try:
pipe = StandardPipeline(model_name, **task)
except TypeError:
# some models fail when given "device" kwargs, remove and try again
task.pop("device")
pipe = StandardPipeline(model_name, **task)
except TypeError as error:
if "device" in task:
# some models fail when given "device" kwargs, remove and try again
task.pop("device")
pipe = StandardPipeline(model_name, **task)
else:
raise error
return pipe


Expand Down