hands-on lab

Python: Introduction to Patching

Intermediate
Up to 2h
58
3.6/5
Get guided in a real environmentPractice with a step-by-step scenario in a real, provisioned environment.
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Lab description

The unittest.mock module is Python's built-in mocking and patching module. Used to replace objects with fake implementations during testing.

This lab introduces the unittest.mock.patch callable through hands-on learning.

Learning Objectives

Explore the fundamental building blocks of the unittest.mock module.

At the end of this lab you'll be familiar with:

  • The unittest.mock.patch callable
  • Using patch as a context manager
  • Using patch as a callable decorator

Intended Audience

  • Python Developers

Prerequisites

Updates

April 19th, 2023 - Updated theia to include autosave

About the author
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Ben Lambert is a software engineer and was previously the lead author for DevOps and Microsoft Azure training content at Cloud Academy. His courses and learning paths covered Cloud Ecosystem technologies such as DC/OS, configuration management tools, and containers. As a software engineer, Ben’s experience includes building highly available web and mobile apps. When he’s not building software, he’s hiking, camping, or creating video games.

Covered topics
Lab steps
Web IDE Review
Introduction
Using: new
Using: new_callable
Using: spec and auto-spec
Function Decorators
Multiple Decorators
Patching Test Cases
Specific Patches
Summary