Created
April 11, 2019 17:37
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| def cache(func): | |
| """ | |
| Decorator function to cache the returned object of a function. | |
| """ | |
| cache_bucket = {} | |
| def store_and_retrieve(*args, **kwargs): | |
| """ | |
| Function to store and return objects in the cache. | |
| """ | |
| # Handle functions with no arguments | |
| if not args: | |
| if not func.func_name in cache_bucket: | |
| cache_bucket[func.func_name] = func() | |
| return cache_bucket[func.func_name] | |
| # Handle functions with arguments | |
| else: | |
| if not func.func_name in cache_bucket: | |
| cache_bucket[func.func_name] = {} | |
| if not args in cache_bucket[func.func_name]: | |
| cache_bucket[func.func_name][args] = func(*args, **kwargs) | |
| return cache_bucket[func.func_name][args] | |
| return func(*args, **kwargs) | |
| return store_and_retrieve |
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