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from sglang.srt.configs.exaone import ExaoneConfig | ||
from sglang.srt.configs.qwen2vl import Qwen2VLConfig, Qwen2VLVisionConfig | ||
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__all__ = [ | ||
"ExaoneConfig", | ||
"Qwen2VLConfig", | ||
"Qwen2VLVisionConfig", | ||
] |
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# coding=utf-8 | ||
# Copyright 2024 The Qwen team, Alibaba Group and the HuggingFace Inc. team. | ||
# All rights reserved. | ||
# | ||
# 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. | ||
"""Qwen2VL model configuration""" | ||
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import os | ||
from typing import Union | ||
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from transformers import PretrainedConfig | ||
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class Qwen2VLVisionConfig(PretrainedConfig): | ||
model_type = "qwen2_vl" | ||
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def __init__( | ||
self, | ||
depth=32, | ||
embed_dim=1280, | ||
hidden_size=3584, | ||
hidden_act="quick_gelu", | ||
mlp_ratio=4, | ||
num_heads=16, | ||
in_channels=3, | ||
patch_size=14, | ||
spatial_merge_size=2, | ||
temporal_patch_size=2, | ||
**kwargs, | ||
): | ||
super().__init__(**kwargs) | ||
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self.depth = depth | ||
self.embed_dim = embed_dim | ||
self.hidden_size = hidden_size | ||
self.hidden_act = hidden_act | ||
self.mlp_ratio = mlp_ratio | ||
self.num_heads = num_heads | ||
self.in_channels = in_channels | ||
self.patch_size = patch_size | ||
self.spatial_merge_size = spatial_merge_size | ||
self.temporal_patch_size = temporal_patch_size | ||
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@classmethod | ||
def from_pretrained( | ||
cls, pretrained_model_name_or_path: Union[str, os.PathLike], **kwargs | ||
) -> "PretrainedConfig": | ||
cls._set_token_in_kwargs(kwargs) | ||
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config_dict, kwargs = cls.get_config_dict( | ||
pretrained_model_name_or_path, **kwargs | ||
) | ||
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if config_dict.get("model_type") == "qwen2_vl": | ||
config_dict = config_dict["vision_config"] | ||
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return cls.from_dict(config_dict, **kwargs) | ||
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class Qwen2VLConfig(PretrainedConfig): | ||
model_type = "qwen2_vl" | ||
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def __init__( | ||
self, | ||
vocab_size=152064, | ||
hidden_size=8192, | ||
intermediate_size=29568, | ||
num_hidden_layers=80, | ||
num_attention_heads=64, | ||
num_key_value_heads=8, | ||
hidden_act="silu", | ||
max_position_embeddings=32768, | ||
initializer_range=0.02, | ||
rms_norm_eps=1e-05, | ||
use_cache=True, | ||
tie_word_embeddings=False, | ||
rope_theta=1000000.0, | ||
use_sliding_window=False, | ||
sliding_window=4096, | ||
max_window_layers=80, | ||
attention_dropout=0.0, | ||
vision_config=None, | ||
rope_scaling=None, | ||
**kwargs, | ||
): | ||
if isinstance(vision_config, dict): | ||
self.vision_config = Qwen2VLVisionConfig(**vision_config) | ||
elif vision_config is None: | ||
self.vision_config = Qwen2VLVisionConfig() | ||
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self.vocab_size = vocab_size | ||
self.max_position_embeddings = max_position_embeddings | ||
self.hidden_size = hidden_size | ||
self.intermediate_size = intermediate_size | ||
self.num_hidden_layers = num_hidden_layers | ||
self.num_attention_heads = num_attention_heads | ||
self.use_sliding_window = use_sliding_window | ||
self.sliding_window = sliding_window | ||
self.max_window_layers = max_window_layers | ||
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# for backward compatibility | ||
if num_key_value_heads is None: | ||
num_key_value_heads = num_attention_heads | ||
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self.num_key_value_heads = num_key_value_heads | ||
self.hidden_act = hidden_act | ||
self.initializer_range = initializer_range | ||
self.rms_norm_eps = rms_norm_eps | ||
self.use_cache = use_cache | ||
self.rope_theta = rope_theta | ||
self.attention_dropout = attention_dropout | ||
self.rope_scaling = rope_scaling | ||
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# NOTE: the following section from original transformers config | ||
# for Qwen2-VL is commented out to address rope config loading issue | ||
# | ||
# if self.rope_scaling is not None and "type" in self.rope_scaling: | ||
# if self.rope_scaling["type"] == "mrope": | ||
# self.rope_scaling["type"] = "default" | ||
# self.rope_scaling["rope_type"] = self.rope_scaling["type"] | ||
# rope_config_validation(self) | ||
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super().__init__(tie_word_embeddings=tie_word_embeddings, **kwargs) |
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