chunk_content: dir=$OUTPUT_DIR \
    --train_text_encoder \
    --with_prior_preservation --prior_loss_weight=1.0 \
    --instance_prompt="a photo of sks dog" \
    --class_prompt="a photo of dog" \
    --resolution=512 \
    --train_batch_size=1 \
    --lr_scheduler="constant" \
    --lr_warmup_steps=0 \
    --num_class_images=200 \
    --use_lora \
    --lora_r 16 \
    --lora_alpha 27 \
    --lora_text_encoder_r 16 \
    --lora_text_encoder_alpha 17 \
    --learning_rate=1e-4 \
    --gra