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"""
A script that is run when the server starts.
"""
import os
from transformers import AutoModelForCausalLM
DOWNLOADED_MODELS_DIR = os.path.join(os.path.dirname(__file__), 'models')
def download_model(model_name: str):
"""
Downloads a model from hugging face hub to the disk but not to the RAM.
:param model_name: The name of the model to download.
"""
print(f"Downloading model: {model_name}")
AutoModelForCausalLM.from_pretrained(model_name)
print(f"Downloaded model: {model_name}")
def download_useful_models():
"""
Downloads the models that are useful for this project.
So that the user doesn't have to wait for the models to download when they first use the app.
"""
print("Downloading useful models...")
os.makedirs(DOWNLOADED_MODELS_DIR, exist_ok=True)
useful_models = (
"facebook/opt-125m",
)
for model_name in useful_models:
download_model(model_name)
def main():
download_useful_models()
if __name__ == "__main__":
main()
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