Intro; Brief Contents; Contents in Detail; Preface to the Second Edition; Acknowledgments; Introduction; Who Is This Book For?; What Can You Expect to Learn?; Online Resources; Why Python?; Part I: Basics; Chapter 1: Getting Started; Setting Up Your Programming Environment; Python Versions; Running Snippets of Python Code; About the Sublime Text Editor; Python on Different Operating Systems; Python on Windows; Python on macOS; Python on Linux; Running a Hello World Program; Configuring Sublime Text to Use the Correct Python Version; Running hello_world.py; Troubleshooting

Running Python Programs from a TerminalOn Windows; On macOS and Linux; Summary; Chapter 2: Variables and Simple Data Types; What Really Happens When You Run hello_world.py; Variables; Naming and Using Variables; Avoiding Name Errors When Using Variables; Variables Are Labels; Strings; Changing Case in a String with Methods; Using Variables in Strings; Adding Whitespace to Strings with Tabs or Newlines; Stripping Whitespace; Avoiding Syntax Errors with Strings; Numbers; Integers; Floats; Integers and Floats; Underscores in Numbers; Multiple Assignment; Constants; Comments

How Do You Write Comments?What Kind of Comments Should You Write?; The Zen of Python; Summary; Chapter 3: Introducing Lists; What Is a List?; Accessing Elements in a List; Index Positions Start at 0, Not 1; Using Individual Values from a List; Changing, Adding, and Removing Elements; Modifying Elements in a List; Adding Elements to a List; Removing Elements from a List; Organizing a List; Sorting a List Permanently with the sort() Method; Sorting a List Temporarily with the sorted() Function; Printing a List in Reverse Order; Finding the Length of a List

Avoiding Index Errors When Working with ListsSummary; Chapter 4: Working with Lists; Looping Through an Entire List; A Closer Look at Looping; Doing More Work Within a for Loop; Doing Something After a for Loop; Avoiding Indentation Errors; Forgetting to Indent; Forgetting to Indent Additional Lines; Indenting Unnecessarily; Indenting Unnecessarily After the Loop; Forgetting the Colon; Making Numerical Lists; Using the range() Function; Using range() to Make a List of Numbers; Simple Statistics with a List of Numbers; List Comprehensions; Working with Part of a List; Slicing a List

Looping Through a SliceCopying a List; Tuples; Defining a Tuple; Looping Through All Values in a Tuple; Writing over a Tuple; Styling Your Code; The Style Guide; Indentation; Line Length; Blank Lines; Other Style Guidelines; Summary; Chapter 5: if Statements; A Simple Example; Conditional Tests; Checking for Equality; Ignoring Case When Checking for Equality; Checking for Inequality; Numerical Comparisons; Checking Multiple Conditions; Checking Whether a Value Is in a List; Checking Whether a Value Is Not in a List; Boolean Expressions; if Statements; Simple if Statements; if-else Statements

Includes index.

The if-elif-else Chain