Diffusers How to use kvablack/ddpo-alignment with Diffusers:
pip install -U diffusers transformers accelerate
import torch
from diffusers import DiffusionPipeline
# switch to "mps" for apple devices
pipe = DiffusionPipeline.from_pretrained("kvablack/ddpo-alignment", dtype=torch.bfloat16, device_map="cuda")
prompt = "a horse playing chess"
image = pipe(prompt).images[0]