This book will help you to start understanding what is the purpose of undergoing such kind of analysis and how they are going to encourage the formulation of new kinds of business strategies in the global market. It starts from the beginner level introducing the concepts and slowly diving into python packages that support undergoing such kind of analysis. Today, there are various approaches available to undergo such kind of emotion detection using Machine Learning, Deep Learning Models that are incorporated using TensorFlow networks, and Keras under image processing.