Trinesis Python Software Developer Interview Questions and Answers

Decorators in Python are functions that modify the behavior of other functions or methods.

• Decorators are denoted by the @ symbol followed by the decorator function name.

• They allow you to add functionality to an existing function without modifying its code.

• Common use cases include logging, authentication, and performance monitoring.

• Example: @decorator_function def my_function(): pass

Generators in Python are functions that allow you to iterate over a sequence of items without storing them all in memory at once.

• Generators use the 'yield' keyword to return data one item at a time

• They are more memory efficient compared to lists as they generate values on the fly

• Generators are used in situations where you need to iterate over a large sequence of items without loading them all into memory at once