# Performance Profiling Libraries 


Given Python's growing use of async metaphors, the ability to profile concurrent code is a powerful tool to have. 

- Time & TimeIt
- cProfile 
- Snakeviz
- Yappi 

These are discussed in more detail [here](https://www.infoworld.com/article/3600993/9-nifty-libraries-for-profiling-python-code.html).