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lovemycodesnippets/step7_skeleton-cache.py

Created January 19, 2026 20:34
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How to Build Production-Ready AI Agents with RAG and FastAPI
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step7_skeleton-cache.py
# cache.py
from hashlib import sha256
CACHE = {}
def cache_key(query: str, doc_ids: list[str]) -> str:
return sha256(("||".join([query] + doc_ids)).encode()).hexdigest()
def get_cache(key: str): return CACHE.get(key)
def set_cache(key: str, val: dict): CACHE[key] = val
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