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@kohya-ss
kohya-ss / forward_of_sdxl_original_unet.py
Created November 14, 2023 03:39
SDXLで高解像度での構図の破綻を軽減する
def forward(self, x, timesteps=None, context=None, y=None, **kwargs):
# broadcast timesteps to batch dimension
timesteps = timesteps.expand(x.shape[0])
hs = []
t_emb = get_timestep_embedding(timesteps, self.model_channels) # , repeat_only=False)
t_emb = t_emb.to(x.dtype)
emb = self.time_embed(t_emb)
assert x.shape[0] == y.shape[0], f"batch size mismatch: {x.shape[0]} != {y.shape[0]}"
@padeoe
padeoe / README_hfd.md
Last active September 19, 2024 03:30
CLI-Tool for download Huggingface models and datasets with aria2/wget+git

🤗Huggingface Model Downloader

Considering the lack of multi-threaded download support in the official huggingface-cli, and the inadequate error handling in hf_transfer, this command-line tool smartly utilizes wget or aria2 for LFS files and git clone for the rest.

Features

  • ⏯️ Resume from breakpoint: You can re-run it or Ctrl+C anytime.
  • 🚀 Multi-threaded Download: Utilize multiple threads to speed up the download process.
  • 🚫 File Exclusion: Use --exclude or --include to skip or specify files, save time for models with duplicate formats (e.g., *.bin or *.safetensors).
  • 🔐 Auth Support: For gated models that require Huggingface login, use --hf_username and --hf_token to authenticate.
  • 🪞 Mirror Site Support: Set up with HF_ENDPOINT environment variable.
@karpathy
karpathy / stablediffusionwalk.py
Last active September 10, 2024 12:32
hacky stablediffusion code for generating videos
"""
stable diffusion dreaming
creates hypnotic moving videos by smoothly walking randomly through the sample space
example way to run this script:
$ python stablediffusionwalk.py --prompt "blueberry spaghetti" --name blueberry
to stitch together the images, e.g.:
$ ffmpeg -r 10 -f image2 -s 512x512 -i blueberry/frame%06d.jpg -vcodec libx264 -crf 10 -pix_fmt yuv420p blueberry.mp4