Decorators for Data Engineers: Junior Level

Add logging to 20 pipeline functions. Without touching 20 functions.

Add logging to 20 pipeline functions. Without touching 20 functions.

Category

Python

Difficulty

beginner

Duration

25 minutes

Challenges

0 hands-on challenges

Topics covered: Recognize It: The Cross-Cutting Concerns Pattern, The Mechanism: What @decorator Actually Does, functools.wraps: Not Optional in Production, The Canonical Timing Decorator: Full Pattern, @property, @staticmethod, @classmethod in DE Contexts

Lesson Sections

1. Recognize It: The Cross-Cutting Concerns Pattern

2. The Mechanism: What @decorator Actually Does

3. functools.wraps: Not Optional in Production

4. The Canonical Timing Decorator: Full Pattern

5. @property, @staticmethod, @classmethod in DE Contexts