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Refactor aLoRA to use variant #1

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Merged
merged 1 commit into from
Jul 3, 2025
Merged

Refactor aLoRA to use variant #1

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22 changes: 13 additions & 9 deletions src/peft/tuners/alora/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,11 +2,9 @@

import warnings
from dataclasses import dataclass, field
from typing import Literal, Optional, Union, List

from torch import nn
from peft.utils import PeftType
from peft.tuners.lora import LoraConfig
from peft.utils import PeftType


@dataclass
Expand All @@ -19,19 +17,27 @@ class aLoraConfig(LoraConfig):
invocation_string (str): String intended to activate the aLoRA. The aLoRA adapted weights will activate
1 token after the first token in this string. This string must be present in all input data.
"""
r: int = field(default=32, metadata={"help": "aLora attention dimension. Typically needs to be higher than used for standard Lora. Default=32."})

r: int = field(
default=32,
metadata={
"help": "aLora attention dimension. Typically needs to be higher than used for standard Lora. Default=32."
},
)
invocation_string: str = field(
default=None,
metadata={
"help": (
"aLoRA invocation string. The aLoRA adapted weights will activate 1 token after the first token in "
"this string. This string must be present in all input data."
)
}
},
)
invocation_tokens: List[int] = field(
invocation_tokens: list[int] = field(
default=None,
metadata={"help": "Tokenized version of `invocation_string` (as a list of token IDs). Use the model's default tokenizer. E.g. invocation_tokens = tokenizer.encode(invocation_string, add_special_tokens=False)"}
metadata={
"help": "Tokenized version of `invocation_string` (as a list of token IDs). Use the model's default tokenizer. E.g. invocation_tokens = tokenizer.encode(invocation_string, add_special_tokens=False)"
},
)

def __post_init__(self):
Expand All @@ -41,5 +47,3 @@ def __post_init__(self):
warnings.warn("invocation_string cannot be None for aLoRA.", UserWarning)
if self.invocation_tokens is None:
warnings.warn("invocation_tokens cannot be None for aLoRA.", UserWarning)


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