--output_dir="ddpm-ema-flowers-64" \
--mixed_precision="fp16" \
--push_to_hub
```  
</hfoption>
<hfoption id="multi-GPU">  
If you're training with more than one GPU, add the `--multi_gpu` parameter to the training command:  
```bash
accelerate launch --multi_gpu train_unconditional.py \
--dataset_name="huggan/flowers-102-categories" \
--output_dir="ddpm-ema-flowers-64" \
--mixed_precision="fp16" \
--push_to_hub
```  
</hfoption>
</hfoptions>