With Python 3.7 data classes have been introduced. They are simple classes that can hold some data as attributes, support type hints in a clean way, and provide a default constructor for developers. Good news! they can be immutable (frozen). I know the dataclasses lib provides much more features …

Continue reading

Recently I was playing with some data using my beloved Python, and during transforming the records I found out that CPython can optimize the memory usage of created objects of the same class in a very interesting way.

I think most Python developers are familiar with __slots__, we mostly use …

Continue reading