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+1
-1
@@ -13,7 +13,7 @@ However, this will cause every worker to download the model from the Hugging Fac
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A naive way to cache the model would be to store it on a network volume in RunPod and reference the model files this way:
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A naive way to cache the model would be to store it on a network volume in RunPod and reference the model files this way:
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```bash
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```bash
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-m /runpod-volume/model.gguf --ctx-size 4096 # etc...
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-hf /runpod-volume/model.gguf --ctx-size 4096 # etc...
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```
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```
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Unfortunately, network volume performance is often not sufficient for loading large models, leading to long load times. RunPod introduced a [caching mechanism](https://docs.runpod.io/serverless/endpoints/model-caching) to solve this problem.
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Unfortunately, network volume performance is often not sufficient for loading large models, leading to long load times. RunPod introduced a [caching mechanism](https://docs.runpod.io/serverless/endpoints/model-caching) to solve this problem.
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+34
-22
@@ -1,57 +1,69 @@
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"""
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"""
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Finds the full LLM GGUF path from the Hugging Face cache.
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Finds the full GGUF path from the Hugging Face cache using huggingface_hub.
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"""
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"""
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import os
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import argparse
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import argparse
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import os
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CACHE_DIR = "/runpod-volume/huggingface-cache/hub"
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from huggingface_hub import snapshot_download, scan_cache_dir
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def find_model_path(model_name, gguf_in_repo="model.gguf"):
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def find_model_path(model_name: str, gguf_in_repo: str) -> str | None:
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"""
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"""
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Find the path to a cached model.
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Resolve the GGUF file path from the Hugging Face cache.
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Args:
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Args:
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model_name: The model name from Hugging Face
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model_name: Hugging Face repo id (e.g. TheBloke/Mistral-7B-GGUF)
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gguf_in_repo: Relative path to the GGUF file inside the repo
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Returns:
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Returns:
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The full path to the cached model, or None if not found
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Full filesystem path to the GGUF file, or None if not found
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"""
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"""
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cache_name = model_name.replace("/", "--")
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# First try the official way: resolve snapshot path from cache
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snapshots_dir = os.path.join(
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try:
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CACHE_DIR, f"models--{cache_name}", "snapshots"
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snapshot_path = snapshot_download(
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repo_id=model_name,
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local_files_only=True
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)
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)
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candidate = os.path.join(snapshot_path, gguf_in_repo)
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if os.path.isfile(candidate):
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return candidate
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except Exception:
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pass
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if os.path.exists(snapshots_dir):
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# Fallback: scan cache metadata explicitly (no downloads)
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snapshots = os.listdir(snapshots_dir)
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cache = scan_cache_dir()
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for repo in cache.repos:
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if snapshots:
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if repo.repo_id == model_name:
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return os.path.join(snapshots_dir, snapshots[0], gguf_in_repo)
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for revision in repo.revisions:
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candidate = os.path.join(revision.snapshot_path, gguf_in_repo)
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if os.path.isfile(candidate):
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return candidate
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return None
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return None
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def main():
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def main():
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"""
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Main function to find and print the model path.
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"""
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parser = argparse.ArgumentParser(
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parser = argparse.ArgumentParser(
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description="Find the full GGUF path from the Hugging Face cache."
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description="Find the full GGUF path from the Hugging Face cache."
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)
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)
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parser.add_argument(
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parser.add_argument(
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"model", type=str, help="The model name from Hugging Face"
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"model",
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type=str,
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help="Hugging Face model repo id (e.g. TheBloke/Mistral-7B-GGUF)",
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)
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)
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parser.add_argument(
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parser.add_argument(
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"path",
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"path",
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type=str,
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type=str,
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help="The path to the GGUF file within the model repository",
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help="Relative path to the GGUF file inside the repo",
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)
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)
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args = parser.parse_args()
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args = parser.parse_args()
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model_path = find_model_path(args.model, args.path)
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model_path = find_model_path(args.model, args.path)
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if model_path is None:
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raise SystemExit("GGUF file not found in Hugging Face cache")
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print(model_path, end="")
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print(model_path, end="")
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@@ -1,3 +1,5 @@
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runpod
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runpod
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python-dotenv
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python-dotenv
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openai
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openai
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huggingface_hub
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hf-transfer
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Reference in New Issue
Block a user