This course will allow you to get acquainted with all the main modules of the python standard library (with the exception of asyncio, multiprocessing, threading modules). You will receive a lot of new knowledge, solve a lot of programming problems, and the tasks will be both writing functions and creating classes, which requires knowledge of OOP. The course will take you to the next level. Its peculiarity lies in its practical orientation: in almost every section we will apply the knowledge gained and you will learn how to work with the file system, send letters, learn logging and much more that will be useful for you.