OOP for Data Engineers: ABC, Dataclasses, and Composition

The patterns every mid-level DE pipeline actually uses.

The patterns every mid-level DE pipeline actually uses.

Category

Python

Difficulty

intermediate

Duration

40 minutes

Challenges

0 hands-on challenges

Topics covered: Abstract Base Classes: The DE Interface Contract, Dataclasses: The Right Way to Model Config and Records, Composition Over Inheritance: The Core DE Design Argument, Protocol: Duck Typing with Static Type Checking, Mixin Patterns: Cross-Cutting Behaviors Without Chaos

Lesson Sections

1. Abstract Base Classes: The DE Interface Contract

2. Dataclasses: The Right Way to Model Config and Records

3. Composition Over Inheritance: The Core DE Design Argument

4. Protocol: Duck Typing with Static Type Checking

5. Mixin Patterns: Cross-Cutting Behaviors Without Chaos