Diffusers How to use Monkeyinlaw/oldstyle with Diffusers:
pip install -U diffusers transformers accelerate
import torch
from diffusers import DiffusionPipeline
# switch to "mps" for apple devices
pipe = DiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-xl-base-1.0", dtype=torch.bfloat16, device_map="cuda")
pipe.load_lora_weights("Monkeyinlaw/oldstyle")
prompt = "a large white tower with a red flag on top in the style of y6iw87fr"
image = pipe(prompt).images[0] 
