hf_text-generation-inference/server/text_generation/models/__init__.py

48 lines
1.6 KiB
Python

import torch
from text_generation.models.model import Model
from text_generation.models.causal_lm import CausalLM
from text_generation.models.bloom import BLOOM, BLOOMSharded
from text_generation.models.seq2seq_lm import Seq2SeqLM
from text_generation.models.galactica import Galactica, GalacticaSharded
from text_generation.models.santacoder import SantaCoder
__all__ = [
"Model",
"BLOOM",
"BLOOMSharded",
"CausalLM",
"Seq2SeqLM",
"SantaCoder",
"get_model",
]
# The flag below controls whether to allow TF32 on matmul. This flag defaults to False
# in PyTorch 1.12 and later.
torch.backends.cuda.matmul.allow_tf32 = True
# The flag below controls whether to allow TF32 on cuDNN. This flag defaults to True.
torch.backends.cudnn.allow_tf32 = True
def get_model(model_name: str, sharded: bool, quantize: bool) -> Model:
if model_name.startswith("bigscience/bloom"):
if sharded:
return BLOOMSharded(model_name, quantize=quantize)
else:
return BLOOM(model_name, quantize=quantize)
elif model_name.startswith("facebook/galactica"):
if sharded:
return GalacticaSharded(model_name, quantize=quantize)
else:
return Galactica(model_name, quantize=quantize)
elif "santacoder" in model_name:
return SantaCoder(model_name, quantize)
else:
if sharded:
raise ValueError("sharded is not supported for AutoModel")
try:
return CausalLM(model_name, quantize=quantize)
except Exception:
return Seq2SeqLM(model_name, quantize=quantize)