Библиотеки
Pandas
https://pandas.pydata.org/pandas-docs/stable/user_guide/10min.html
https://github.com/pandas-dev/pandas/blob/main/doc/cheatsheet/Pandas_Cheat_Sheet.pdf
https://www.machinelearningplus.com/python/101-pandas-exercises-python/ https://github.com/guipsamora/pandas_exercises https://colab.research.google.com/github/fabsta/blog/blob/master/_notebooks/2020-04-18-pandas-100-tricks.ipynb https://newtechaudit.ru/pandas-merge-join-concatenate/