transformers pytorch safetensors gpt2 text-generation stable-diffusion prompt-generator distilgpt2 dataset:FredZhang7/krea-ai-prompts dataset:Gustavosta/Stable-Diffusion-Prompts dataset:bartman081523/stable-diffusion-discord-prompts license:creativeml-openrail-m autotrain_compatible text-generation-inference endpoints_compatible region:us