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Title: 4 Techniques for Testing Python Command-Line (CLI) Apps – Real Python

Open Graph Title: 4 Techniques for Testing Python Command-Line (CLI) Apps – Real Python

Description: In this article, you'll learn 4 essential testing techniques for Python command-line applications: "lo-fi" print debugging, using a visual debugger, unit testing with pytest and mocks, and integration testing.

Open Graph Description: In this article, you'll learn 4 essential testing techniques for Python command-line applications: "lo-fi" print debugging, using a visual debugger, unit testing with pytest and mocks, and integration testing.

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