Python for Everybody: Exploring Data in Python 3 (Update 2024)

Python for Everybody
Why should you learn to write programs?
   Creativity and motivation
   Computer hardware architecture
   Understanding programming
   Words and sentences
   Conversing with Python
   Terminology: Interpreter and compiler
   Writing a program
   What is a program?
   The building blocks of programs
   What could possibly go wrong?
   Debugging
   The learning journey
   Glossary
   Exercises
Variables, expressions, and statements
   Values and types
   Variables
   Variable names and keywords
   Statements
   Operators and operands
   Expressions
   Order of operations
   Modulus operator
   String operations
   Asking the user for input
   Comments
   Choosing mnemonic variable names
   Debugging
   Glossary
   Exercises
Conditional execution
   Boolean expressions
   Logical operators
   Conditional execution
   Alternative execution
   Chained conditionals
   Nested conditionals
   Catching exceptions using try and except
   Short-circuit evaluation of logical expressions
   Debugging
   Glossary
   Exercises
Functions
   Function calls
   Built-in functions
   Type conversion functions
   Math functions
   Random numbers
   Adding new functions
   Definitions and uses
   Flow of execution
   Parameters and arguments
   Fruitful functions and void functions
   Why functions?
   Debugging
   Glossary
   Exercises
Iteration
   Updating variables
   The while statement
   Infinite loops
   Finishing iterations with continue
   Definite loops using for
   Loop patterns
      Counting and summing loops
      Maximum and minimum loops
   Debugging
   Glossary
   Exercises
Strings
   A string is a sequence
   Getting the length of a string using len
   Traversal through a string with a loop
   String slices
   Strings are immutable
   Looping and counting
   The in operator
   String comparison
   String methods
   Parsing strings
   Formatted String Literals
   Debugging
   Glossary
   Exercises
Files
   Persistence
   Opening files
   Text files and lines
   Reading files
   Searching through a file
   Letting the user choose the file name
   Using try, except, and open
   Writing files
   Debugging
   Glossary
   Exercises
Lists
   A list is a sequence
   Lists are mutable
   Traversing a list
   List operations
   List slices
   List methods
   Deleting elements
   Lists and functions
   Lists and strings
   Parsing lines
   Objects and values
   Aliasing
   List arguments
   Debugging
   Glossary
   Exercises
Dictionaries
   Dictionary as a set of counters
   Dictionaries and files
   Looping and dictionaries
   Advanced text parsing
   Debugging
   Glossary
   Exercises
Tuples
   Tuples are immutable
   Comparing tuples
   Tuple assignment
   Dictionaries and tuples
   Multiple assignment with dictionaries
   The most common words
   Using tuples as keys in dictionaries
   Sequences: strings, lists, and tuples - Oh My!
   List comprehension
   Debugging
   Glossary
   Exercises
Regular expressions
   Character matching in regular expressions
   Extracting data using regular expressions
   Combining searching and extracting
   Escape character
   Summary
   Bonus section for Unix / Linux users
   Debugging
   Glossary
   Exercises
Networked programs
   Hypertext Transfer Protocol - HTTP
   The world\'s simplest web browser
   Retrieving an image over HTTP
   Retrieving web pages with urllib
   Reading binary files using urllib
   Parsing HTML and scraping the web
   Parsing HTML using regular expressions
   Parsing HTML using BeautifulSoup
   Bonus section for Unix / Linux users
   Glossary
   Exercises
Using Web Services
   eXtensible Markup Language - XML
   Parsing XML
   Looping through nodes
   JavaScript Object Notation - JSON
   Parsing JSON
   Application Programming Interfaces
   Security and API usage
   Glossary
   Application 1: Google geocoding web service
   Application 2: Twitter
Object-oriented programming
   Managing larger programs
   Getting started
   Using objects
   Starting with programs
   Subdividing a problem
   Our first Python object
   Classes as types
   Object lifecycle
   Multiple instances
   Inheritance
   Summary
   Glossary
Using Databases and SQL
   What is a database?
   Database concepts
   Database Browser for SQLite
   Creating a database table
   Structured Query Language summary
   Spidering Twitter using a database
   Basic data modeling
   Programming with multiple tables
      Constraints in database tables
      Retrieve and/or insert a record
      Storing the friend relationship
   Three kinds of keys
   Using JOIN to retrieve data
   Summary
   Debugging
   Glossary
Visualizing data
   Building a OpenStreetMap from geocoded data
   Visualizing networks and interconnections
   Visualizing mail data
   Credits
   Printing History
   Copyright Details
Preface
   Remixing an Open Book
Contributions
   Contributor List for Python for Everybody
   Contributor List for Python for Informatics
   Preface for \"Think Python\"
      The strange history of \"Think Python\"
      Acknowledgements for \"Think Python\"
   Contributor List for \"Think Python\"
Copyright Detail