variants repository, you should specify variant="non_ema" to download the non_ema files.   Copied from diffusers import DiffusionPipeline
import torch

# load fp16 variant
stable_diffusion = DiffusionPipeline.from_pretrained(
    "runwayml/stable-diffusion-v1-5", variant="fp16", torch_dtype=torch.float16, use_safetensors=True
)
# load non_ema variant
stable_diffusion = DiffusionPipeline.from_pretrained(
    "runwayml/stable-diffusion-v1-5", var