Preface; The Strange History of This Book; Acknowledgments; Contributor List;Chapter 1: The Way of the Program; 1.1 The Python Programming Language; 1.2 What Is a Program?; 1.3 What Is Debugging?; 1.4 Syntax Errors; 1.5 Runtime Errors; 1.6 Semantic Errors; 1.7 Experimental Debugging; 1.

8 Formal and Natural Languages; 1.9 The First Program; 1.10 Debugging; 1.11 Glossary; 1.12 Exercises;Chapter 2: Variables, Expressions, and Statements; 2.1 Values and Types; 2.2 Variables; 2.3 Variable Names and Keywords; 2.

4 Operators and Operands; 2.5 Expressions and Statements; 2.6 Interactive Mode and Script Mode; 2.7 Order of Operations; 2.8 String Operations; 2.9 Comments; 2.10 Debugging; 2.11 Glossary; 2.

12 Exercises;Chapter 3: Functions; 3.1 Function Calls; 3.2 Type Conversion Functions; 3.3 Math Functions; 3.4 Composition; 3.5 Adding New Functions; 3.6 Definitions and Uses; 3.7 Flow of Execution; 3.

8 Parameters and Arguments; 3.9 Variables and Parameters Are Local; 3.10 Stack Diagrams; 3.11 Fruitful Functions and Void Functions; 3.12 Why Functions?; 3.13 Importing with from; 3.14 Debugging; 3.15 Glossary; 3.

16 Exercises;Chapter 4: Case Study: Interface Design; 4.1 TurtleWorld; 4.2 Simple Repetition; 4.3 Exercises; 4.4 Encapsulation; 4.5 Generalization; 4.6 Interface Design; 4.7 Refactoring; 4.

8 A Development Plan; 4.9 Docstring; 4.10 Debugging; 4.11 Glossary; 4.12 Exercises;Chapter 5: Conditionals and Recursion; 5.1 Modulus Operator; 5.2 Boolean Expressions; 5.3 Logical Operators; 5.

4 Conditional Execution; 5.5 Alternative Execution; 5.6 Chained Conditionals; 5.7 Nested Conditionals; 5.8 Recursion; 5.9 Stack Diagrams for Recursive Functions; 5.10 Infinite Recursion; 5.11 Keyboard Input; 5.

12 Debugging; 5.13 Glossary; 5.14 Exercises;Chapter 6: Fruitful Functions; 6.1 Return Values; 6.2 Incremental Development; 6.3 Composition; 6.4 Boolean Functions; 6.5 More Recursion; 6.

6 Leap of Faith; 6.7 One More Example; 6.8 Checking Types; 6.9 Debugging; 6.10 Glossary; 6.11 Exercises;Chapter 7: Iteration; 7.1 Multiple Assignment; 7.2 Updating Variables; 7.

3 The while Statement; 7.4 break; 7.5 Square Roots; 7.6 Algorithms; 7.7 Debugging; 7.8 Glossary; 7.9 Exercises;Chapter 8: Strings; 8.1 A String Is a Sequence; 8.

2 len; 8.3 Traversal with a for Loop; 8.4 String Slices; 8.5 Strings Are Immutable; 8.6 Searching; 8.7 Looping and Counting; 8.8 String Methods; 8.9 The in Operator; 8.

10 String Comparison; 8.11 Debugging; 8.12 Glossary; 8.13 Exercises;Chapter 9: Case Study: Word Play; 9.1 Reading Word Lists; 9.2 Exercises; 9.3 Search; 9.4 Looping with Indices; 9.

5 Debugging; 9.6 Glossary; 9.7 Exercises;Chapter 10: Lists; 10.1 A List Is a Sequence; 10.2 Lists Are Mutable; 10.3 Traversing a List; 10.4 List Operations; 10.5 List Slices; 10.

6 List Methods; 10.7 Map, Filter, and Reduce; 10.8 Deleting Elements; 10.9 Lists and Strings; 10.10 Objects and Values; 10.11 Aliasing; 10.12 List Arguments; 10.13 Debugging; 10.

14 Glossary; 10.15 Exercises;Chapter 11: Dictionaries; 11.1 Dictionary as a Set of Counters; 11.2 Looping and Dictionaries; 11.3 Reverse Lookup; 11.4 Dictionaries and Lists; 11.5 Memos; 11.6 Global Variables; 11.

7 Long Integers; 11.8 Debugging; 11.9 Glossary; 11.10 Exercises;Chapter 12: Tuples; 12.1 Tuples Are Immutable; 12.2 Tuple Assignment; 12.3 Tuples as Return Values; 12.4 Variable-Length Argument Tuples; 12.

5 Lists and Tuples; 12.6 Dictionaries and Tuples; 12.7 Comparing Tuples; 12.8 Sequences of Sequences; 12.9 Debugging; 12.10 Glossary; 12.11 Exercises;Chapter 13: Case Study: Data Structure Selection; 13.1 Word Frequency Analysis; 13.

2 Random Numbers; 13.3 Word Histogram; 13.4 Most Common Words; 13.5 Optional Parameters; 13.6 Dictionary Subtraction; 13.7 Random Words; 13.8 Markov Analysis; 13.9 Data Structures; 13.

10 Debugging; 13.11 Glossary; 13.12 Exercises;Chapter 14: Files; 14.1 Persistence; 14.2 Reading and Writing; 14.3 Format Operator; 14.4 Filenames and Paths; 14.5 Catching Exceptions; 14.

6 Databases; 14.7 Pickling; 14.8 Pipes; 14.9 Writing Modules; 14.10 Debugging; 14.11 Glossary; 14.12 Exercises;Chapter 15: Classes and Objects; 15.1 User-Defined Types; 15.

2 Attributes; 15.3 Rectangles; 15.4 Instances as Return Values; 15.5 Objects Are Mutable; 15.6 Copying; 15.7 Debugging; 15.8 Glossary; 15.9 Exercises;Chapter 16: Classes and Functions; 16.

1 Time; 16.2 Pure Functions; 16.3 Modifiers; 16.4 Prototyping Versus Planning; 16.5 Debugging; 16.6 Glossary; 16.7 Exercises;Chapter 17: Classes and Methods; 17.1 Object-Oriented Features; 17.

2 Printing Objects; 17.3 Another Example; 17.4 A More Complicated Example; 17.5 The init Method; 17.6 The __str__ Method; 17.7 Operator Overloading; 17.8 Type-Based Dispatch; 17.9 Polymorphism; 17.

10 Debugging; 17.11 Interface and Implementation; 17.12 Glossary; 17.13 Exercises;Chapter 18: Inheritance; 18.1 Card Objects; 18.2 Class Attributes; 18.3 Comparing Cards; 18.4 Decks; 18.

5 Printing the Deck; 18.6 Add, Remove, Shuffle, and Sort; 18.7 Inheritance; 18.8 Class Diagrams; 18.9 Debugging; 18.10 Data Encapsulation; 18.11 Glossary; 18.12 Exercises;Chapter 19: Case Study: Tkinter; 19.

1 GUI; 19.2 Buttons and Callbacks; 19.3 Canvas Widgets; 19.4 Coordinate Sequences; 19.5 More Widgets; 19.6 Packing Widgets; 19.7 Menus and Callables; 19.8 Binding; 19.

9 Debugging; 19.10 Glossary; 19.11 Exercises;Debugging; Syntax Errors; Runtime Errors; Semantic Errors;Analysis of Algorithms; Order of Growth; Analysis of Basic Python Operations; Analysis of Search Algorithms; Hashtables;Lumpy; State Diagram; Stack Diagram; Object Diagrams; Function and Class Objects; Class Diagrams;Colophon;.