Post #136
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Статья про внутреннее устройство pandas, а если быть точнее, то про BlockManager: https://uwekorn.com/2020/05/24/the-one-pandas-internal.html
Uwe’s Blog The one pandas internal I teach all my new colleagues: the BlockManager When new members join our team, they usually are already fluent in data analysis with pandas and know their way around the typical quirks. They know that they should use vectorised functions where possible and avoid using apply with a slow Python callable.…