1Mathematical Conceptsfree sample

• 1.1Logic
• 1.2Set
• 1.3Integers and Modular Arithmetic
• 1.4Variables
• 1.5Composition
• 1.6Sequences and Patterns
• 1.7Counting
• 1.8Algorithms
• 1.9Graphs and Trees
• 1.10Binary Numbers
• 1.11Boolean Values
• 1.12Hashing
• 1.13Recursion

2Problem Solvingfree sample

• 2.1Pseudocode
• 2.2From Pseudocode to a Python Program

3Computers

• 3.1Programming Paradigms

4Language Fundamentals

• 4.1A Brief History
• 4.2A Python Program
• 4.3How a Python Program Runs on a Computer

5Data Structures50 exercises

• 5.1Basic Data Types
• 5.2Advanced Data Types
• 5.3Quick Guide in Choosing Data Structure
• 5.4Variables and Types
• 5.5Find the Bug Exercises

6Objects25 exercises

• 6.1Classes
• 6.2Instance Data vs Class Data
• 6.3Duck Typing
• 6.4Takeaway
• 6.5Lists
• 6.6Copying a List
• 6.7Find the Bug Exercises

7Operators25 exercises

• 7.1Arithmetic Operators
• 7.2Assignment Operator
• 7.3Comparison Operators
• 7.4Boolean Operators
• 7.5Other Operators
• 7.6Find the Bug Exercises

8Input and Output5 exercises

• 8.1Find the Bug Exercises

9Control Flow55 exercises

• 9.1if, elif, else
• 9.2Common Comparison Operators
• 9.3Logical Operators
• 9.4for Loops
• 9.5range
• 9.6while Loops
• 9.7break
• 9.8continue
• 9.9pass
• 9.10match case
• 9.11Functions and return
• 9.12Find the Bug Exercises

10Functions60 exercises

• 10.1Your First Function
• 10.2Parameters
• 10.3Returning a result
• 10.4Default Arguments
• 10.5Keyword Arguments
• 10.6Multiple Return Values
• 10.7Implicit None Return
• 10.8Docstrings
• 10.9*args and **kwargs
• 10.10Lambdas
• 10.11Mutable Default Argument Trap
• 10.12Pass by Reference vs Pass by Sharing
• 10.13Find the Bug Exercises

11Scoping30 exercises

• 11.1A Simple Way to Think about Scopes
• 11.2Find the Bug Exercises

12A Python Program

• 12.1Statements
• 12.2Main Function
• 12.3Other Functions
• 12.4Running a Python Program
• 12.5Reserved Keywords

13Modules10 exercises

• 13.1Python Standard Library
• 13.2Writing Your Own Module
• 13.3Find the Bug Exercises

14Packages

• 14.1Structure
• 14.2Do Not Reinvent the Wheel

15Defining Quality

16Handling Failures20 exercises

• 16.1Example 1: Handling Bad User Input
• 16.2Example 2: Handling Different Kinds of Errors
• 16.3Example 3: Using else
• 16.4Example 4: Using finally
• 16.5Find the Bug Exercises

17Testing15 exercises

• 17.1Why Test Python Functions
• 17.2Testing with Pytest
• 17.3Helpful Tips
• 17.4Find the Bug Exercises

18Bugs20 exercises

• 18.1Types of Bugs
• 18.2How to Avoid Bugs
• 18.3Basic Debugging: Find and Fix Bugs
• 18.4Find the Bug Exercises

19Tools

• 19.1Editor
• 19.2Running Your Program
• 19.3Testing and Debugging

20Common Pitfalls130 exercises

• 20.1Forgetting the : after if, for, while, or def
• 20.2Using the wrong indentation
• 20.3Confusing Assignment with Equality
• 20.4Using a variable before it is created
• 20.5Misspelling variable names
• 20.6Mixing strings and numbers without converting types
• 20.7Forgetting to convert input() to a number
• 20.8Using / when you want a whole-number result
• 20.9Using ^ for powers instead of **
• 20.10Modifying a list item that does not exist
• 20.11Going past the end of a list
• 20.12Using parentheses instead of brackets for lists
• 20.13Forgetting that strings are immutable
• 20.14Using is instead of == for value comparison
• 20.15Forgetting to call a function with parentheses
• 20.16Not returning a value from a function
• 20.17Changing a global variable inside a function by accident
• 20.18Forgetting to close a file
• 20.19Using broad except: and hiding errors
• 20.20Comparing text without thinking about case
• 20.21Using range(len(...)) when iterating over items directly is simpler
• 20.22Shadowing built-in names like list, str, or sum
• 20.23Expecting floating-point math to be exact
• 20.24Writing long code without testing small pieces
• 20.25Shallow vs Deep Copy
• 20.26Mutable Default Arguments
• 20.27Find the Bug Exercises

21Find the Bug: Solutions

• 21.1Data Structures
• 21.2Objects
• 21.3Operators
• 21.4Input and Output
• 21.5Control Flow
• 21.6Functions
• 21.7Scoping
• 21.8Modules
• 21.9Handling Failures
• 21.10Testing
• 21.11Bugs
• 21.12Common Pitfalls

Index