The Python programming language is the optimal choice for research analysts because it allows you to prototype, visualize and analyze small to medium datasets. Countless businesses are turning to Python to solve problems related to identifying consumer behavior and turning source data into actionable customer information. This book tells how to use Python scientific tools to obtain and analyze data from the most popular networks, such as Facebook, Twitter, Stack Exchange, etc. An appendix on the analysis of data from the VKontakte network has been added to the Russian-language edition.