Chapter 1: Introduction.- Part 1: Beginner.- Chapter 2: Basics.- Chapter 3: Conditionals.- Chapter 4: Loops.- Chapter 5: Functions.- Part 2: Intermediate.- Chapter 6: Classes and Closures.- Chapter 7: Strings.- Chapter 8: Arrays and Sets.- Chapter 9: Dictionaries.- Part 3: Advanced.- Chapter 10: Numbers and Dates.- Chapter 11: Exceptions.- Chapter 12: Web, Files and System.- Chapter 13: More Advanced Topics. sakriti opis