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Fix demo.py (#116)

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Test Plan:
This commit is contained in:
Pedro Rodriguez 2025-05-22 12:15:57 -07:00 • committed by GitHub
parent d286bbe415
commit 3dd5e9fb62
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3 changed files with 6 additions and 6 deletions
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1
README.md
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@ -72,6 +72,7 @@ The main benefit of this method is that the build is reproducible since there is
uv pip install --group pre_build --no-build-isolation
uv pip install --group compile_xformers --no-build-isolation
uv sync
uv run python download_blt_weights.py
uv run python demo.py "A BLT has"
```

6
demo.py
View file

@ -11,6 +11,8 @@ from bytelatent.tokenizers.blt_tokenizer import BltTokenizer
def main(prompt: str, model_name: str = "blt-1b"):
assert model_name in ['blt-1b', 'blt-7b']
model_name = model_name.replace('-', '_')
distributed_args = DistributedArgs()
distributed_args.configure_world()
if not torch.distributed.is_initialized():
@ -25,9 +27,7 @@ def main(prompt: str, model_name: str = "blt-1b"):
patcher_args = train_cfg.data.patcher_args.model_copy(deep=True)
patcher_args.realtime_patching = True
print("Loading entropy model and patcher")
patcher_args.entropy_model_checkpoint_dir = os.path.join(
checkpoint_path, "entropy_model"
)
patcher_args.entropy_model_checkpoint_dir = os.path.join("hf-weights", "entropy_model")
patcher = patcher_args.build()
prompts = [prompt]
outputs = generate_nocache(

5
download_blt_weights.py
View file

@ -4,11 +4,10 @@ import typer
from huggingface_hub import snapshot_download
def main(models: list[str] = ["blt-1b", "blt-7b"]):
def main():
if not os.path.exists("hf-weights"):
os.makedirs("hf-weights")
for model in models:
snapshot_download(f"facebook/{model}", local_dir=f"hf-weights/{model}")
snapshot_download(f"facebook/blt", local_dir=f"hf-weights")
if __name__ == "__main__":