73 lines
3.4 KiB
Python
Executable File
73 lines
3.4 KiB
Python
Executable File
import importlib.util
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from diffusers import AutoencoderKL
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from transformers import (AutoTokenizer, CLIPImageProcessor, CLIPTextModel,
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CLIPTokenizer, CLIPVisionModelWithProjection,
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T5EncoderModel, T5Tokenizer, T5TokenizerFast)
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try:
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from transformers import Qwen2_5_VLForConditionalGeneration, Qwen2Tokenizer
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except:
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Qwen2_5_VLForConditionalGeneration, Qwen2Tokenizer = None, None
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print("Your transformers version is too old to load Qwen2_5_VLForConditionalGeneration and Qwen2Tokenizer. If you wish to use QwenImage, please upgrade your transformers package to the latest version.")
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from .cogvideox_transformer3d import CogVideoXTransformer3DModel
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from .cogvideox_vae import AutoencoderKLCogVideoX
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from .flux_transformer2d import FluxTransformer2DModel
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from .qwenimage_transformer2d import QwenImageTransformer2DModel
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from .qwenimage_vae import AutoencoderKLQwenImage
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from .wan_image_encoder import CLIPModel
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from .wan_text_encoder import WanT5EncoderModel
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from .wan_transformer3d import (Wan2_2Transformer3DModel, WanRMSNorm,
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WanSelfAttention, WanTransformer3DModel)
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from .wan_vae import AutoencoderKLWan, AutoencoderKLWan_
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from .wan_vae3_8 import AutoencoderKLWan2_2_, AutoencoderKLWan3_8
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# The pai_fuser is an internally developed acceleration package, which can be used on PAI.
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if importlib.util.find_spec("pai_fuser") is not None:
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# The simple_wrapper is used to solve the problem about conflicts between cython and torch.compile
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def simple_wrapper(func):
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def inner(*args, **kwargs):
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return func(*args, **kwargs)
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return inner
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from ..dist import parallel_magvit_vae
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AutoencoderKLWan_.decode = simple_wrapper(parallel_magvit_vae(0.4, 8)(AutoencoderKLWan_.decode))
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AutoencoderKLWan2_2_.decode = simple_wrapper(parallel_magvit_vae(0.4, 16)(AutoencoderKLWan2_2_.decode))
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import torch
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from pai_fuser.core.attention import wan_sparse_attention_wrapper
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WanSelfAttention.forward = simple_wrapper(wan_sparse_attention_wrapper()(WanSelfAttention.forward))
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print("Import Sparse Attention")
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WanTransformer3DModel.forward = simple_wrapper(WanTransformer3DModel.forward)
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import os
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from pai_fuser.core import (cfg_skip_turbo, disable_cfg_skip,
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enable_cfg_skip)
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WanTransformer3DModel.enable_cfg_skip = enable_cfg_skip()(WanTransformer3DModel.enable_cfg_skip)
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WanTransformer3DModel.disable_cfg_skip = disable_cfg_skip()(WanTransformer3DModel.disable_cfg_skip)
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print("Import CFG Skip Turbo")
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from pai_fuser.core.rope import ENABLE_KERNEL, fast_rope_apply_qk
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if ENABLE_KERNEL:
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import types
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from . import wan_transformer3d
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def deepcopy_function(f):
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return types.FunctionType(f.__code__, f.__globals__, name=f.__name__, argdefs=f.__defaults__,closure=f.__closure__)
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local_rope_apply_qk = deepcopy_function(wan_transformer3d.rope_apply_qk)
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def adaptive_fast_rope_apply_qk(q, k, grid_sizes, freqs):
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if torch.is_grad_enabled():
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return local_rope_apply_qk(q, k, grid_sizes, freqs)
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else:
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return fast_rope_apply_qk(q, k, grid_sizes, freqs)
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wan_transformer3d.rope_apply_qk = adaptive_fast_rope_apply_qk
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rope_apply_qk = adaptive_fast_rope_apply_qk
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print("Import PAI Fast rope")
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