safetensors (bool, optional, defaults to None) —
If set to None, the safetensors weights are downloaded if they’re available and if the
safetensors library is installed. If set to True, the model is forcibly loaded from safetensors
weights. If set to False, safetensors weights are not loaded.   image_size (int, optional, defaults to 512) —
The image size the model was trained on. Use 512 for all Stable Diffusion v1 models and the Stable
Diffusi