[fix]: restore Lucy review fixes

Author: aryan5v

fastvideo/configs/pipelines/wan.py

@@ -122,6 +122,7 @@ class Wan2_2_TI2V_5B_Config(WanT2V480PConfig):
     expand_timesteps: bool = True
 
     def __post_init__(self) -> None:
+        assert not (self.ti2v_task and self.lucy_edit_task)
         self.vae_config.load_encoder = True
         self.vae_config.load_decoder = True
         self.dit_config.expand_timesteps = self.expand_timesteps
@@ -173,6 +174,7 @@ class LucyEditDevConfig(Wan2_2_TI2V_5B_Config):
     lucy_edit_task: bool = True
 
     def __post_init__(self) -> None:
+        assert not (self.ti2v_task and self.lucy_edit_task)
         # Lucy uses Wan2.2's enhanced 48-channel VAE latents. Denoising
         # concatenates noise + video latents, matching the 96-channel
         # transformer input declared above.

fastvideo/pipelines/basic/wan/presets.py

@@ -273,6 +273,7 @@
     version=1,
     model_family="wan",
     description="Lucy Edit Dev 5B video editing",
+    workload_type="t2v",
     stage_schemas=(_DENOISE_STAGE, ),
     defaults={
         "height": 480,

fastvideo/tests/api/test_lucy_edit.py

@@ -28,6 +28,7 @@ def test_lucy_edit_registry_and_preset() -> None:
     assert get_default_preset("decart-ai/Lucy-Edit-Dev") == "lucy_edit_dev"
     assert get_default_preset("decart-ai/Lucy-Edit-1.1-Dev") == "lucy_edit_dev"
     assert get_pipeline_config_cls_from_name("decart-ai/Lucy-Edit-Dev") is LucyEditDevConfig
+    assert get_pipeline_config_cls_from_name("decart-ai/Lucy-Edit-1.1-Dev") is LucyEditDevConfig
 
     sampling_param = SamplingParam.from_pretrained("decart-ai/Lucy-Edit-Dev")
     assert sampling_param.height == 480
@@ -37,6 +38,14 @@ def test_lucy_edit_registry_and_preset() -> None:
     assert sampling_param.guidance_scale == 5.0
     assert sampling_param.negative_prompt == ""
 
+    sampling_param_1_1 = SamplingParam.from_pretrained("decart-ai/Lucy-Edit-1.1-Dev")
+    assert sampling_param_1_1.height == 480
+    assert sampling_param_1_1.width == 832
+    assert sampling_param_1_1.num_frames == 81
+    assert sampling_param_1_1.fps == 24
+    assert sampling_param_1_1.guidance_scale == 5.0
+    assert sampling_param_1_1.negative_prompt == ""
+
     # FastVideo has no V2V workload enum today; model_index dispatches Lucy by pipeline class name.
     registry = get_pipeline_registry(PipelineType.BASIC)
     assert registry.resolve_pipeline_cls("LucyEditPipeline", PipelineType.BASIC, WorkloadType.T2V) is LucyEditPipeline