# \#snippet

**URL:** https://discourse.julialang.org/tag/snippet/596.md

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## [Invalidation checker for packages \[code snippet\]](https://discourse.julialang.org/t/invalidation-checker-for-packages-code-snippet/54976)

<div class="topic-metadata">

**Author:** [@Marcell\_Havlik](https://discourse.julialang.org/u/Marcell_Havlik)\
**Replies:** 0\
**Last updated:** [February 10, 2021, 10:02am UTC](https://discourse.julialang.org/t/invalidation-checker-for-packages-code-snippet/54976 "2021-02-10T10:02:29Z")

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Hey, I just wanted to share this code snippet which can be helpful to find where the imported invalidation comes from. using SnoopCompileCore using SnoopCompile using SnoopCompile: countchildren using Pkg using Printf …