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# Copyright 2025 the LlamaFactory team. | |
# | |
# Licensed under the Apache License, Version 2.0 (the "License"); | |
# you may not use this file except in compliance with the License. | |
# You may obtain a copy of the License at | |
# | |
# http://www.apache.org/licenses/LICENSE-2.0 | |
# | |
# Unless required by applicable law or agreed to in writing, software | |
# distributed under the License is distributed on an "AS IS" BASIS, | |
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
# See the License for the specific language governing permissions and | |
# limitations under the License. | |
import os | |
import pytest | |
import torch | |
from transformers import AutoConfig, AutoModelForCausalLM | |
from llamafactory.model.model_utils.misc import find_expanded_modules | |
HF_TOKEN = os.getenv("HF_TOKEN") | |
def test_expanded_modules(): | |
config = AutoConfig.from_pretrained("meta-llama/Meta-Llama-3-8B-Instruct") | |
with torch.device("meta"): | |
model = AutoModelForCausalLM.from_config(config) | |
expanded_modules = find_expanded_modules(model, ["q_proj", "v_proj"], num_layer_trainable=4) | |
assert expanded_modules == [ | |
"model.layers.7.self_attn.q_proj", | |
"model.layers.7.self_attn.v_proj", | |
"model.layers.15.self_attn.q_proj", | |
"model.layers.15.self_attn.v_proj", | |
"model.layers.23.self_attn.q_proj", | |
"model.layers.23.self_attn.v_proj", | |
"model.layers.31.self_attn.q_proj", | |
"model.layers.31.self_attn.v_proj", | |
] | |