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Tag: caching

Iterate through all @cached_property attributes

For @cached_property decorated methods, is there a built-in way to iterate through all of these attributes? My use case is that I’d like to clear all cached properties with the del operator without bookkeeping for them manually in something like a list. Here’s a canned example. __init__ could do something fancy like load data from a file that needs to

Longest Increasing Subsequence using recursion and cache

i’ve been trying to implement a cache in my recursive LIS function so it doesn’t calculate the same value twice. I would really aprecciate if someone can give me a hint of what im getting wrong. This is the recursive function that returns the LIS array that works fine: This is the same function but implementing a cache, it gives

@lru_cache decorator excessive cache misses

How can you configure lru_cache to key its cache based on actual values received, rather than how the function was called? In other words, only the first call above should be a cache miss, the other two should be cache hits. Answer To do that, you would have to go through the process of binding arguments to formal parameters. The

How to cache pip packages within Azure Pipelines

Although this source provides a lot of information on caching within Azure pipelines, it is not clear how to cache Python pip packages for a Python project. How to proceed if one is willing to cache Pip packages on an Azure pipelines build? According to this, it may be so that pip cache will be enabled by default in the

Python in-memory cache with time to live

I have multiple threads running the same process that need to be able to to notify each other that something should not be worked on for the next n seconds its not the end of the world if they do however. My aim is to be able to pass a string and a TTL to the cache and be able

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