Mirrors/text-generation-webui
1
0
Fork 0
mirror of https://github.com/oobabooga/text-generation-webui.git synced 2024-11-22 08:07:56 +01:00
Code Issues Packages Projects Releases Wiki Activity

make 'model' variables less ambiguous

Browse Source
This commit is contained in:
Alex "mcmonkey" Goodwin 2023-03-25 12:57:36 -07:00
parent 8da237223e
commit f1ba2196b1
1 changed files with 14 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
modules/training.py
View File

@ -59,15 +59,13 @@ def do_train(loraName: str, microBatchSize: int, batchSize: int, epochs: int, le
return "**Missing format choice input, cannot continue.**"
gradientAccumulationSteps = batchSize // microBatchSize
actualLR = float(learningRate)
model = shared.model
tokenizer = shared.tokenizer
tokenizer.pad_token = 0
tokenizer.padding_side = "left"
shared.tokenizer.pad_token = 0
shared.tokenizer.padding_side = "left"
# Prep the dataset, format, etc
with open(cleanPath('training/formats', f'{format}.json'), 'r') as formatFile:
formatData: dict[str, str] = json.load(formatFile)
def tokenize(prompt):
result = tokenizer(prompt, truncation=True, max_length=cutoffLen + 1, padding="max_length")
result = shared.tokenizer(prompt, truncation=True, max_length=cutoffLen + 1, padding="max_length")
return {
"input_ids": result["input_ids"][:-1],
"attention_mask": result["attention_mask"][:-1],
@ -90,8 +88,8 @@ def do_train(loraName: str, microBatchSize: int, batchSize: int, epochs: int, le
evalData = load_dataset("json", data_files=cleanPath('training/datasets', f'{evalDataset}.json'))
evalData = evalData['train'].shuffle().map(generate_and_tokenize_prompt)
# Start prepping the model itself
if not hasattr(model, 'lm_head') or hasattr(model.lm_head, 'weight'):
model = prepare_model_for_int8_training(model)
if not hasattr(shared.model, 'lm_head') or hasattr(shared.model.lm_head, 'weight'):
prepare_model_for_int8_training(shared.model)
config = LoraConfig(
r=loraRank,
lora_alpha=loraAlpha,
@ -101,9 +99,9 @@ def do_train(loraName: str, microBatchSize: int, batchSize: int, epochs: int, le
bias="none",
task_type="CAUSAL_LM"
)
model = get_peft_model(model, config)
loraModel = get_peft_model(shared.model, config)
trainer = transformers.Trainer(
model=model,
model=loraModel,
train_dataset=train_data,
eval_dataset=evalData,
args=transformers.TrainingArguments(
@ -125,16 +123,16 @@ def do_train(loraName: str, microBatchSize: int, batchSize: int, epochs: int, le
# TODO: Enable multi-device support
ddp_find_unused_parameters=None,
),
data_collator=transformers.DataCollatorForLanguageModeling(tokenizer, mlm=False),
data_collator=transformers.DataCollatorForLanguageModeling(shared.tokenizer, mlm=False),
)
model.config.use_cache = False
old_state_dict = model.state_dict
model.state_dict = (
loraModel.config.use_cache = False
old_state_dict = loraModel.state_dict
loraModel.state_dict = (
lambda self, *_, **__: get_peft_model_state_dict(self, old_state_dict())
).__get__(model, type(model))
).__get__(loraModel, type(loraModel))
if torch.__version__ >= "2" and sys.platform != "win32":
model = torch.compile(model)
loraModel = torch.compile(loraModel)
# Actually start and run and save at the end
trainer.train()
model.save_pretrained(loraName)
loraModel.save_pretrained(loraName)
return "Done!"