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Learning With Python : How To Think Like A Computer Scientist

Learning With Python : How To Think Like A Computer Scientist

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About the Book

The book is designed to introduce the important concepts of Python programming language in detail. The reader will be able to develop and execute the programs in Python. This book will also help the readers to learn about Functions, Recursion, Iterative Statements, Strings, Lists, Tuples, Dictionaries, Files and Exceptions, Classes and Objects, Methods, Inheritance, Linked Lists, Stacks, Queues and Trees.

About the Author

Allen Downey is a professor of computer science at Wellesley College in Massachusetts. Jeffrey Elkner is a high school math and computer science teacher at Yorktown High School in Arlington, Virginia. Chris Meyers is a professional programmer who teaches a beginning Python class at Lane Community College in Eugene, Oregon.



Table of Contents:
1. The way of the program ·The Python programming language ·What is a program? ·What is debugging? ·Formal and natural languages ·The first program 2. Variables, expressions and statements ·Values and types ·Variables ·Variable names and keywords ·Statements ·Evaluating expressions ·Operators and operands ·Order of operations ·Operations on strings ·Composition ·Comments 3. Functions ·Function calls ·Type conversion ·Type coercion ·Math functions ·Composition ·Adding new functions ·Definitions and use ·Flow of execution ·Parameters and arguments ·Variables and parameters are local ·Stack diagrams ·Functions with results 4. Conditionals and recursion ·The modulus operator ·Boolean expressions ·Logical operators ·Conditional execution ·Alternative execution ·Chained conditionals ·Nested conditionals ·The return statement ·Recursion ·Stack diagrams for recursive functions ·Infinite recursion ·Keyboard input 5. Fruitful functions ·Return values ·Program development ·Composition ·Boolean functions ·More recursion ·Leap of faith ·One more example ·Checking types 6. Iteration ·Multiple assignment ·The while statement ·Tables ·Two-dimensional tables ·Encapsulation and generalization ·More encapsulation ·Local variables ·More generalization ·Functions 7. Strings ·A compound data type ·Length ·Traversal and the for loop ·String slices ·String comparison ·Strings are immutable ·A find function ·Looping and counting ·The string module ·Character classification 8. Lists ·List values ·Accessing elements ·List length ·List membership ·Lists and for loops ·List operations ·List slices ·Lists are mutable ·List deletion ·Objects and values ·Aliasing ·Cloning lists ·List parameters ·Nested lists ·Matrices ·Strings and lists 9. Tuples ·Mutability and tuples ·Tuple assignment ·Tuples as return values ·Random numbers ·List of random numbers ·Counting ·Many buckets ·A single-pass solution 10. Dictionaries ·Dictionary operations ·Dictionary methods ·Aliasing and copying ·Sparse matrices ·Hints ·Long integers ·Counting letters 11. Files and exceptions ·Text files ·Writing variables ·Directories ·Pickling ·Exceptions 12. Classes and objects ·User-defined compound types ·Attributes ·Instances as arguments ·Sameness ·Rectangles ·Instances as return values ·Objects are mutable ·Copying 13. Classes and functions ·Time ·Pure functions ·Modifiers ·Which is better? ·Prototype development versus planning ·Generalization ·Algorithms 14. Classes and methods ·Object-oriented features ·printTime ·Another example ·A more complicated example ·Optional arguments ·The initialization method ·Points revisited ·Operator overloading ·Polymorphism 15. Sets of objects ·Composition ·Card objects ·Class attributes and the str method ·Comparing cards ·Decks ·Printing the deck ·Shuffling the deck ·Removing and dealing cards 16. Inheritance ·Inheritance ·A hand of cards ·Dealing cards ·Printing a Hand ·The CardGame class ·OldMaidHand class ·OldMaidGame class 17. Linked lists ·Embedded references ·The Node class ·Lists as collections ·Lists and recursion ·Infinite lists ·The fundamental ambiguity theorem ·Modifying lists ·Wrappers and helpers ·The Linked List class ·Invariants 18. Stacks · Abstract data types · The Stack ADT. . . · Implementing stacks with Python lists · Pushing and popping · Using a stack to evaluate postfix · Parsing · Evaluating postfix · Clients and providers 19. Queues ·The Queue ADT ·Linked Queue ·Performance characteristics ·Improved Linked Queue ·Priority queue ·The Golfer class 20. Trees ·Building trees ·Traversing trees ·Expression trees ·Tree traversal ·Building an expression tree ·Handling errors ·The animal tree Debugging · Syntax errors · Runtime errors · Semantic errors Creating a new data type ·Fraction multiplication ·Fraction addition ·Euclid’s algorithm ·Comparing fractions ·Taking it further Recommendations for further reading · Python-related web sites and books · Recommended general computer science books


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Product Details
  • ISBN-13: 9789351198147
  • Publisher: Dreamtech Press
  • Binding: Paperback
  • No of Pages: 280
  • ISBN-10: 9351198146
  • Publisher Date: June' 2015
  • Language: English

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