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[DtoH sync] set scheduler begin index in SD3 T2I #14176

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[DtoH sync] set scheduler begin index in SD3 T2I #14176

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6 changes: 6 additions & 0 deletions src/diffusers/pipelines/stable_diffusion_3/pipeline_stable_diffusion_3.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1058,6 +1058,12 @@ def __call__(
self._joint_attention_kwargs.update(ip_adapter_image_embeds=ip_adapter_image_embeds)

# 7. Denoising loop

# We set the index here to remove DtoH sync, helpful especially during compilation.
# Check out more details here: https://github.com/huggingface/diffusers/pull/11696
if hasattr(self.scheduler, "set_begin_index"):
self.scheduler.set_begin_index(0)

with self.progress_bar(total=num_inference_steps) as progress_bar:
for i, t in enumerate(timesteps):
if self.interrupt:
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