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functools32_lru_cache_decorator_memoization_example.py

python

Demonstrates the use of the LRU (Least Recently Used) cache decorator to mem

15d ago15 linespypi.org
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functools32_lru_cache_decorator_memoization_example.py
1import functools32
2
3@functools32.lru_cache(maxsize=32)
4def get_expensive_resource(name):
5    print("Fetching resource for: " + name)
6    return "Resource data for " + name
7
8# First call: function is executed
9print(get_expensive_resource("user_1"))
10
11# Second call with same argument: result is returned from cache
12print(get_expensive_resource("user_1"))
13
14# Check cache statistics
15print(get_expensive_resource.cache_info())