24 lines
1.1 KiB
Python
24 lines
1.1 KiB
Python
# Copyright 2024 Bytedance Ltd. and/or its affiliates
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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def get_weight_loader(arch: str):
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from verl.models.llama.megatron.checkpoint_utils.llama_loader import load_state_dict_to_megatron_llama
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_MODEL_WEIGHT_MEGATRON_LOADER_REGISTRY = {'LlamaForCausalLM': load_state_dict_to_megatron_llama}
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if arch in _MODEL_WEIGHT_MEGATRON_LOADER_REGISTRY:
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return _MODEL_WEIGHT_MEGATRON_LOADER_REGISTRY[arch]
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raise ValueError(f"Model architectures {arch} are not supported for now. "
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f"Supported architectures: {_MODEL_WEIGHT_MEGATRON_LOADER_REGISTRY.keys()}")
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