update changelog

Signed-off-by: Vladimir Mandic <mandic00@live.com>
2026-09-19 17:24:32 +02:00 · 2025-10-26 09:42:16 -04:00
parent 9458392d0a
commit a291987a1e
2 changed files with 170 additions and 153 deletions
@@ -1,10 +1,11 @@
 # Change Log for SD.Next

-## Update for 2025-10-25
+## Update for 2025-10-26
+
+### Highlights for 2025-10-26
+
+### Details for 2025-10-26

- **Models**
-  - [Tencent HunyuanImage 2.1](https://huggingface.co/tencent/HunyuanImage-2.1) in *full*, *distilled* and *refiner* variants  
-    HunyuanImage-2.1 is a large (51GB) T2I model capable of natively generating 2K images and uses Qwen2.5 + T5 text-encoders and 32x VAE  
 - **Reference** networks section is now split into actual *Base* models plus:  
  - **Quantized**: pre-quantized variants of the base models using SDNQ-SVD quantization for optimal quality and smallest possible resource usage  
    examples: *FLUX.1-Dev/Krea/Kontext/Schnell, Qwen-Image/Edit/2509, Chroma1-HD, WAN-2.2-A44B, etc.*  
@@ -12,6 +13,9 @@
    examples: *Turbo, Lightning, Lite, SRPO, Distill, Pruning, etc.*  
  - **Community**: community highlights  
    examples: *Tempest, Juggernaut, Illustrious, Pony, NoobAI, etc.*  
+- **Models**
+  - [Tencent HunyuanImage 2.1](https://huggingface.co/tencent/HunyuanImage-2.1) in *full*, *distilled* and *refiner* variants  
+    HunyuanImage-2.1 is a large (51GB) T2I model capable of natively generating 2K images and uses Qwen2.5 + T5 text-encoders and 32x VAE  
 - **Features**
  - **offline mode**: enable in *settings -> hugginface*  
    enables fully offline mode where previously downloaded models can be used as-is  
@@ -28,6 +32,8 @@
  - enhance `--optional` flag to pre-install optional packages  
  - add `[lora]` to recognized filename patterns  
  - add **Apple DepthPro** controlnet processor, thanks @nolbert82  
+  - add **Qwen 3-VL** llm for interrogate and prompt enhance, thanks @CalamitousFelicitousness  
+    this includes *2B, 4B and 8B* variants  
  - when using **shared-t5** *(default)*, it will load standard or pre-quant depending on model  
 - **Fixes**
  - startup error with `--profile` enabled if using `--skip`  
@@ -45,6 +51,7 @@
  - installer handle different `opencv` package variants  
  - fix using pre-quantized shared-t5  
  - catch `xet` warnings  
+  - validate pipelines on import  

 ## Update for 2025-10-18

@@ -39,344 +39,354 @@ try:
                url='https://huggingface.co/tencent/HunyuanVideo',
                vae_remote=True,
                repo='hunyuanvideo-community/HunyuanVideo',
-                repo_cls=diffusers.HunyuanVideoPipeline,
-                te_cls=transformers.LlamaModel,
-                dit_cls=diffusers.HunyuanVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'HunyuanVideoPipeline', None),
+                te_cls=getattr(transformers, 'LlamaModel', None),
+                dit_cls=getattr(diffusers, 'HunyuanVideoTransformer3DModel', None)),
            Model(name='Hunyuan Video I2V', # https://github.com/huggingface/diffusers/pull/10983
                url='https://huggingface.co/tencent/HunyuanVideo-I2V',
                vae_remote=True,
                repo='hunyuanvideo-community/HunyuanVideo-I2V',
-                repo_cls=diffusers.HunyuanVideoImageToVideoPipeline,
-                te_cls=transformers.LlavaForConditionalGeneration,
-                dit_cls=diffusers.HunyuanVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'HunyuanVideoImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'LlavaForConditionalGeneration', None),
+                dit_cls=getattr(diffusers, 'HunyuanVideoTransformer3DModel', None)),
            Model(name='SkyReels Hunyuan T2V', # https://github.com/huggingface/diffusers/pull/10837
                url='https://huggingface.co/Skywork/SkyReels-V1-Hunyuan-T2V',
                vae_remote=True,
                repo='hunyuanvideo-community/HunyuanVideo',
-                repo_cls=diffusers.HunyuanVideoPipeline,
-                te_cls=transformers.LlamaModel,
+                repo_cls=getattr(diffusers, 'HunyuanVideoPipeline', None),
+                te_cls=getattr(transformers, 'LlamaModel', None),
                dit='Skywork/SkyReels-V1-Hunyuan-T2V',
                dit_folder=None,
-                dit_cls=diffusers.HunyuanVideoTransformer3DModel),
+                dit_cls=getattr(diffusers, 'HunyuanVideoTransformer3DModel', None)),
            Model(name='SkyReels Hunyuan I2V', # https://github.com/huggingface/diffusers/pull/10837
                url='https://huggingface.co/Skywork/SkyReels-V1-Hunyuan-I2V',
                vae_remote=True,
                repo='hunyuanvideo-community/HunyuanVideo',
-                repo_cls=diffusers.HunyuanSkyreelsImageToVideoPipeline,
-                te_cls=transformers.LlamaModel,
+                repo_cls=getattr(diffusers, 'HunyuanSkyreelsImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'LlamaModel', None),
                dit='Skywork/SkyReels-V1-Hunyuan-I2V',
                dit_folder=None,
-                dit_cls=diffusers.HunyuanVideoTransformer3DModel),
+                dit_cls=getattr(diffusers, 'HunyuanVideoTransformer3DModel', None)),
            Model(name='Fast Hunyuan T2V', # https://github.com/hao-ai-lab/FastVideo/blob/8a77cf22c9b9e7f931f42bc4b35d21fd91d24e45/fastvideo/models/hunyuan/inference.py#L213
                url='https://huggingface.co/FastVideo/FastHunyuan',
                vae_remote=True,
                repo='hunyuanvideo-community/HunyuanVideo',
-                repo_cls=diffusers.HunyuanVideoPipeline,
-                te_cls=transformers.LlamaModel,
+                repo_cls=getattr(diffusers, 'HunyuanVideoPipeline', None),
+                te_cls=getattr(transformers, 'LlamaModel', None),
                dit='FastVideo/FastHunyuan-diffusers',
-                dit_cls=diffusers.HunyuanVideoTransformer3DModel),
+                dit_cls=getattr(diffusers, 'HunyuanVideoTransformer3DModel', None)),
        ],
        'LTX Video': [
            Model(name='None'),
            Model(name='LTXVideo 0.9.8 13B',
                url='https://huggingface.co/Lightricks/LTX-Video-0.9.8-13B-distilled',
                repo='Lightricks/LTX-Video-0.9.8-13B-distilled',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.7 13B',
                url='https://huggingface.co/Lightricks/LTX-Video-0.9.7-dev',
                repo='a-r-r-o-w/LTX-Video-0.9.7-diffusers',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.6 2B T2V',
                url='https://huggingface.co/Lightricks/LTX-Video',
                repo='Lightricks/LTX-Video',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.6 2B I2V',
                url='https://huggingface.co/Lightricks/LTX-Video',
                repo='Lightricks/LTX-Video',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.6 2B T2V Distilled',
                url='https://huggingface.co/Lightricks/LTX-Video-2B-0.9.6-Distilled-04-25',
                repo='Lightricks/LTX-Video-2B-0.9.6-Distilled-04-25',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.6 2B I2V Distilled',
                url='https://huggingface.co/Lightricks/LTX-Video-2B-0.9.6-Distilled-04-25',
                repo='Lightricks/LTX-Video-2B-0.9.6-Distilled-04-25',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.5 T2V', # https://github.com/huggingface/diffusers/pull/10968
                url='https://huggingface.co/Lightricks/LTX-Video-0.9.5',
                repo='Lightricks/LTX-Video-0.9.5',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.5 I2V',
                url='https://huggingface.co/Lightricks/LTX-Video-0.9.5',
                repo='Lightricks/LTX-Video-0.9.5',
-                repo_cls=diffusers.LTXConditionPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXConditionPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.1 T2V',
                url='https://huggingface.co/a-r-r-o-w/LTX-Video-0.9.1-diffusers',
                repo='a-r-r-o-w/LTX-Video-0.9.1-diffusers',
-                repo_cls=diffusers.LTXPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.1 I2V',
                url='https://huggingface.co/a-r-r-o-w/LTX-Video-0.9.1-diffusers',
                repo='a-r-r-o-w/LTX-Video-0.9.1-diffusers',
-                repo_cls=diffusers.LTXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.0 T2V',
                url='https://huggingface.co/a-r-r-o-w/LTX-Video-diffusers',
                repo='a-r-r-o-w/LTX-Video-diffusers',
-                repo_cls=diffusers.LTXPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
            Model(name='LTXVideo 0.9.0 I2V',
                url='https://huggingface.co/a-r-r-o-w/LTX-Video-diffusers',
                repo='a-r-r-o-w/LTX-Video-diffusers',
-                repo_cls=diffusers.LTXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LTXVideoTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LTXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LTXVideoTransformer3DModel', None)),
        ],
        'WAN Video': [
            Model(name='None'),
            Model(name='WAN 2.2 5B T2V',
                url='https://huggingface.co/Wan-AI/Wan2.2-TI2V-5B-Diffusers',
                repo='Wan-AI/Wan2.2-TI2V-5B-Diffusers',
-                repo_cls=diffusers.WanPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.2 5B I2V',
                url='https://huggingface.co/Wan-AI/Wan2.2-TI2V-5B-Diffusers',
                repo='Wan-AI/Wan2.2-TI2V-5B-Diffusers',
-                repo_cls=diffusers.WanImageToVideoPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.2 A14B T2V',
                url='https://huggingface.co/Wan-AI/Wan2.2-T2V-A14B-Diffusers',
                repo='Wan-AI/Wan2.2-T2V-A14B-Diffusers',
-                repo_cls=diffusers.WanPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel,
+                repo_cls=getattr(diffusers, 'WanPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None),
                dit_folder=("transformer", "transformer_2")),
            Model(name='WAN 2.2 A14B I2V',
                url='https://huggingface.co/Wan-AI/Wan2.2-I2V-A14B-Diffusers',
                repo='Wan-AI/Wan2.2-I2V-A14B-Diffusers',
-                repo_cls=diffusers.WanImageToVideoPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel,
+                repo_cls=getattr(diffusers, 'WanImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None),
                dit_folder=("transformer", "transformer_2")),
            Model(name='WAN 2.2 14B VACE',
                url='https://huggingface.co/linoyts/Wan2.2-VACE-Fun-14B-diffusers',
                repo='linoyts/Wan2.2-VACE-Fun-14B-diffusers',
-                repo_cls=diffusers.WanVACEPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanVACETransformer3DModel,
+                repo_cls=getattr(diffusers, 'WanVACEPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanVACETransformer3DModel', None),
                dit_folder=("transformer", "transformer_2")),
            Model(name='WAN 2.1 1.3B T2V',
                url='https://huggingface.co/Wan-AI/Wan2.1-T2V-1.3B-Diffusers',
                repo='Wan-AI/Wan2.1-T2V-1.3B-Diffusers',
-                repo_cls=diffusers.WanPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.1 14B T2V',
                url='https://huggingface.co/Wan-AI/Wan2.1-T2V-14B-Diffusers',
                repo='Wan-AI/Wan2.1-T2V-14B-Diffusers',
-                repo_cls=diffusers.WanPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.1 14B I2V 480p',
                url='https://huggingface.co/Wan-AI/Wan2.1-I2V-14B-480P-Diffusers',
                repo='Wan-AI/Wan2.1-I2V-14B-480P-Diffusers',
-                repo_cls=diffusers.WanImageToVideoPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.1 14B I2V 720p',
                url='https://huggingface.co/Wan-AI/Wan2.1-I2V-14B-720P-Diffusers',
                repo='Wan-AI/Wan2.1-I2V-14B-720P-Diffusers',
-                repo_cls=diffusers.WanImageToVideoPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.1 14B FLF2V 720p',
                url='https://huggingface.co/Wan-AI/Wan2.1-FLF2V-14B-720P',
                repo='Wan-AI/Wan2.1-FLF2V-14B-720P-diffusers',
-                repo_cls=diffusers.WanImageToVideoPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanTransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanTransformer3DModel', None)),
            Model(name='WAN 2.1 VACE 1.3B',
                url='https://huggingface.co/Wan-AI/Wan2.1-VACE-1.3B-diffusers',
                repo='Wan-AI/Wan2.1-VACE-1.3B-diffusers',
-                repo_cls=diffusers.WanVACEPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanVACETransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanVACEPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanVACETransformer3DModel', None)),
            Model(name='WAN 2.1 VACE 14B',
                url='https://huggingface.co/Wan-AI/Wan2.1-VACE-14B-diffusers',
                repo='Wan-AI/Wan2.1-VACE-14B-diffusers',
-                repo_cls=diffusers.WanVACEPipeline,
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.WanVACETransformer3DModel),
+                repo_cls=getattr(diffusers, 'WanVACEPipeline', None),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'WanVACETransformer3DModel', None)),
        ],
        'SkyReels V2': [
            Model(name='None'),
            Model(name='SkyReels-V2 T2V-DF 1.3B-540P',
                url='https://huggingface.co/Skywork/SkyReels-V2-DF-1.3B-540P-Diffusers',
                repo='Skywork/SkyReels-V2-DF-1.3B-540P-Diffusers',
-                repo_cls=diffusers.SkyReelsV2DiffusionForcingPipeline,
+                repo_cls=getattr(diffusers, 'SkyReelsV2DiffusionForcingPipeline', None),
                repo_revision='refs/pr/1',
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.SkyReelsV2Transformer3DModel),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'SkyReelsV2Transformer3DModel', None)),
            Model(name='SkyReels-V2 T2V-DF 14B-720P',
                url='https://huggingface.co/Skywork/SkyReels-V2-DF-14B-720P-Diffusers',
                repo='Skywork/SkyReels-V2-DF-14B-720P-Diffusers',
-                repo_cls=diffusers.SkyReelsV2DiffusionForcingPipeline,
+                repo_cls=getattr(diffusers, 'SkyReelsV2DiffusionForcingPipeline', None),
                repo_revision='refs/pr/1',
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.SkyReelsV2Transformer3DModel),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'SkyReelsV2Transformer3DModel', None)),
            Model(name='SkyReels-V2 I2V-DF 14B-720P',
                url='https://huggingface.co/Skywork/SkyReels-V2-DF-14B-720P-Diffusers',
                repo='Skywork/SkyReels-V2-DF-14B-720P-Diffusers',
-                repo_cls=diffusers.SkyReelsV2DiffusionForcingImageToVideoPipeline,
+                repo_cls=getattr(diffusers, 'SkyReelsV2DiffusionForcingImageToVideoPipeline', None),
                repo_revision='refs/pr/1',
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.SkyReelsV2Transformer3DModel),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'SkyReelsV2Transformer3DModel', None)),
            Model(name='SkyReels-V2 T2V 14B-720P',
                url='https://huggingface.co/Skywork/SkyReels-V2-T2V-14B-720P-Diffusers',
                repo='Skywork/SkyReels-V2-T2V-14B-720P-Diffusers',
-                repo_cls=diffusers.SkyReelsV2Pipeline,
+                repo_cls=getattr(diffusers, 'SkyReelsV2Pipeline', None),
                repo_revision='refs/pr/1',
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.SkyReelsV2Transformer3DModel),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'SkyReelsV2Transformer3DModel', None)),
            Model(name='SkyReels-V2 I2V 14B-720P',
                url='https://huggingface.co/Skywork/SkyReels-V2-I2V-14B-720P-Diffusers',
                repo='Skywork/SkyReels-V2-I2V-14B-720P-Diffusers',
-                repo_cls=diffusers.SkyReelsV2ImageToVideoPipeline,
+                repo_cls=getattr(diffusers, 'SkyReelsV2ImageToVideoPipeline', None),
                repo_revision='refs/pr/1',
-                te_cls=transformers.UMT5EncoderModel,
-                dit_cls=diffusers.SkyReelsV2Transformer3DModel),
+                te_cls=getattr(transformers, 'UMT5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'SkyReelsV2Transformer3DModel', None)),
        ],
        'Mochi Video': [
            Model(name='None'),
            Model(name='Mochi 1 T2V',
                url='https://huggingface.co/genmo/mochi-1-preview',
                repo='genmo/mochi-1-preview',
-                repo_cls=diffusers.MochiPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.MochiTransformer3DModel),
+                repo_cls=getattr(diffusers, 'MochiPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'MochiTransformer3DModel', None)),
        ],
        'Latte Video': [
            Model(name='None'),
            Model(name='Latte 1 T2V',
                url='https://huggingface.co/maxin-cn/Latte-1',
                repo='maxin-cn/Latte-1',
-                repo_cls=diffusers.LattePipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.LatteTransformer3DModel),
+                repo_cls=getattr(diffusers, 'LattePipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'LatteTransformer3DModel', None)),
        ],
        'Allegro Video': [
            Model(name='None'),
            Model(name='Allegro T2V',
                url='https://huggingface.co/rhymes-ai/Allegro',
                repo='rhymes-ai/Allegro',
-                repo_cls=diffusers.AllegroPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.AllegroTransformer3DModel),
+                repo_cls=getattr(diffusers, 'AllegroPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'AllegroTransformer3DModel', None)),
        ],
        'Cog Video': [
            Model(name='None'),
            Model(name='CogVideoX 1.0 2B T2V',
                url='https://huggingface.co/THUDM/CogVideoX-2b',
                repo='THUDM/CogVideoX-2b',
-                repo_cls=diffusers.CogVideoXPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='CogVideoX 1.0 5B T2V',
                url='https://huggingface.co/THUDM/CogVideoX-5b',
                repo='THUDM/CogVideoX-5b',
-                repo_cls=diffusers.CogVideoXPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='CogVideoX 1.0 5B I2V',
                url='https://huggingface.co/THUDM/CogVideoX-5b-I2V',
                repo='THUDM/CogVideoX-5b-I2V',
-                repo_cls=diffusers.CogVideoXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='CogVideoX 1.5 5B T2V',
                url='https://huggingface.co/THUDM/CogVideoX1.5-5B',
                repo='THUDM/CogVideoX1.5-5B',
-                repo_cls=diffusers.CogVideoXPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='CogVideoX 1.5 5B I2V',
                url='https://huggingface.co/THUDM/CogVideoX1.5-5B-I2V',
                repo='THUDM/CogVideoX1.5-5B-I2V',
-                repo_cls=diffusers.CogVideoXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='Index Anisora 1.0 5B I2V',
                url='https://huggingface.co/Disty0/Index-anisora-5B-diffusers',
                repo='Disty0/Index-anisora-5B-diffusers',
-                repo_cls=diffusers.CogVideoXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
            Model(name='Index Anisora 1.0 5B RL I2V',
                url='https://huggingface.co/Disty0/Index-anisora-5B_RL-diffusers',
                repo='Disty0/Index-anisora-5B_RL-diffusers',
-                repo_cls=diffusers.CogVideoXImageToVideoPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CogVideoXTransformer3DModel),
+                repo_cls=getattr(diffusers, 'CogVideoXImageToVideoPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CogVideoXTransformer3DModel', None)),
        ],
        'nVidia Cosmos': [
            Model(name='nvidia Cosmos Predict2 2B I2V',
                url='https://huggingface.co/nvidia/Cosmos-Predict2-2B-Text2Image',
                repo='nvidia/Cosmos-Predict2-2B-Video2World',
-                repo_cls=diffusers.Cosmos2VideoToWorldPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CosmosTransformer3DModel),
+                repo_cls=getattr(diffusers, 'Cosmos2VideoToWorldPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CosmosTransformer3DModel', None)),
            Model(name='nvidia Cosmos Predict2 2B I2V',
                url='https://huggingface.co/nvidia/Cosmos-Predict2-2B-Text2Image',
                repo='nvidia/Cosmos-Predict2-2B-Video2World',
-                repo_cls=diffusers.Cosmos2VideoToWorldPipeline,
-                te_cls=transformers.T5EncoderModel,
-                dit_cls=diffusers.CosmosTransformer3DModel),
+                repo_cls=getattr(diffusers, 'Cosmos2VideoToWorldPipeline', None),
+                te_cls=getattr(transformers, 'T5EncoderModel', None),
+                dit_cls=getattr(diffusers, 'CosmosTransformer3DModel', None)),
        ],
        'Kandinsky': [
            Model(name='Kandinsky 5.0 Lite SFT T2V',
                url='https://huggingface.co/ai-forever/Kandinsky-5.0-T2V-Lite-sft-5s-Diffusers',
                repo='ai-forever/Kandinsky-5.0-T2V-Lite-sft-5s-Diffusers',
-                repo_cls=diffusers.Kandinsky5T2VPipeline,
-                te_cls=transformers.Qwen2_5_VLForConditionalGeneration,
-                dit_cls=diffusers.Kandinsky5Transformer3DModel),
+                repo_cls=getattr(diffusers, 'Kandinsky5T2VPipeline', None),
+                te_cls=getattr(transformers, 'Qwen2_5_VLForConditionalGeneration', None),
+                dit_cls=getattr(diffusers, 'Kandinsky5Transformer3DModel', None)),
            Model(name='Kandinsky 5.0 Lite CFG-distilled T2V',
                url='https://huggingface.co/ai-forever/Kandinsky-5.0-T2V-Lite-nocfg-5s-Diffusers',
                repo='ai-forever/Kandinsky-5.0-T2V-Lite-nocfg-5s-Diffusers',
-                repo_cls=diffusers.Kandinsky5T2VPipeline,
-                te_cls=transformers.Qwen2_5_VLForConditionalGeneration,
-                dit_cls=diffusers.Kandinsky5Transformer3DModel),
+                repo_cls=getattr(diffusers, 'Kandinsky5T2VPipeline', None),
+                te_cls=getattr(transformers, 'Qwen2_5_VLForConditionalGeneration', None),
+                dit_cls=getattr(diffusers, 'Kandinsky5Transformer3DModel', None)),
            Model(name='Kandinsky 5.0 Lite Steps-distilled T2V',
                url='https://huggingface.co/ai-forever/Kandinsky-5.0-T2V-Lite-distilled16steps-5s-Diffusers',
                repo='ai-forever/Kandinsky-5.0-T2V-Lite-distilled16steps-5s-Diffusers',
-                repo_cls=diffusers.Kandinsky5T2VPipeline,
-                te_cls=transformers.Qwen2_5_VLForConditionalGeneration,
-                dit_cls=diffusers.Kandinsky5Transformer3DModel),
+                repo_cls=getattr(diffusers, 'Kandinsky5T2VPipeline', None),
+                te_cls=getattr(transformers, 'Qwen2_5_VLForConditionalGeneration', None),
+                dit_cls=getattr(diffusers, 'Kandinsky5Transformer3DModel', None)),
        ],
    }
    t1 = time.time()
-    total = sum([len(models[model]) for model in models.keys()])
-    log.info(f'Networks: type="video" engines={len(models)} models={total} time={t1 - t0:.2f}')
+    errors = 0
+    total = 0
+    for model in models.values():
+        for m in model:
+            if m.name == 'None':
+                continue
+            if (m.repo_cls is None) or (m.dit_cls is None) or (m.te_cls is None):
+                log.error(f'Video: pipeline="{m.name}" not available')
+                errors += 1
+            else:
+                total += 1
+    log.info(f'Networks: type="video" engines={len(models)} models={total} errors={errors} time={t1 - t0:.2f}')
 except Exception as e:
    models = {}
    log.error(f'Networks: type="video" {e}')