List Comprehensions and Generator Expressions

This tutorial was taught by Trey Hunner at PyCon 2018. Trey corporate Python & Django training services.

The video for this tutorial can be found as “Using List Comprehensions and Generator Expressions For Data Processing” on YouTube.

Contents

• The Test Framework
  • Where to write your code
  • How to run the tests
  • Passing the Tests
  • Getting Help
• List Comprehensions
  • Loops Review
  • Basic Comprehensions
  • Conditional Filters
  • Readability
  • Comprehension Exercises
• Comprehensions and Loops: How They Differ
  • When do we use them?
  • Nested Comprehensions
  • Take Another Look
• Generator Expressions
  • Sum
  • Generator Expressions
  • Refactoring for Efficiency
  • Generator Review
  • Iteration Tools
  • Generator Expression Exercises
• Set Comprehensions & Dictionary Comprehensions
  • Set Comprehensions
  • Dict Comprehensions
  • More Comprehension Exercises
• When and When Not To Use Comprehensions
  • Uses
  • Non-Uses
  • Looking For Uses
  • Efficiency
  • Generator Functions
  • Extend and yield from
  • Scope
  • Scope Oddities
  • Advanced Exercises
• Exercise Answers

Exercises

Exercise test files