Usually, deep learning is looked at with horror, believing that only a doctor of mathematical sciences or a nerd working in a cool IT corporation can understand this topic. Stop stereotypes: any programmer familiar with Python can achieve impressive results. How? With the help of fastai, a library that provides a convenient interface for solving the most popular problems. The creators of fastai have proven that the most fashionable and relevant applications can be created quickly and without falling asleep over boring theoretical calculations and mind-numbing formulas.