Python Programming

Department of Computing | Imperial College London

book

Lesson 3

Discovering your Paths

  • Chapter 1: Introduction
  • Chapter 2: Comparison operators
  • Chapter 3: If statements
  • Chapter 4: Applying your knowledge
  • Chapter 5: Making a git commit
  • Chapter 6: Function calls
  • Chapter 7: Using existing functions
  • Chapter 8: Composition and abstraction
    • [8.1] Composition in expressions
    • [8.2] Composition in functions
    • [8.3] Abstraction
    • [8.4] Abstraction
  • Chapter 9: Incremental development
  • Chapter 10: Commenting
  • Chapter 11: Summary

Chapter 8

Composition and abstraction

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
Edsger Dijkstra

Rough estimated time needed
10-15 mins

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Department of Computing | Imperial College London