Organizing Code & Running unittest Summary: in this tutorial, you’ll learn how to organize the test code and how to use the various commands to run unit tests. Organizing code If you have a few modules, you can create test modules and place them within the same directory. In practice, you may have many modules…
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Skipping Tests Summary: in this tutorial, you’ll learn how to skip tests using the Python unittest module. The unittest module allows you to skip a test method or a test class. To skip a test, you have three available options: Use the @unittest.skip() decorator. Call the skipTest() method of the TestCase class. Raise the SkipTest…
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Python Test Fixtures Summary: in this tutorial, you’ll learn about Python test fixtures including setUp() and tearDown() methods. Introduction to the Python Test fixtures By definition, a test fixture is a function or method that runs before and after a block of test code executes. In other words, it is a step carried out before…
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Python unittest Summary: in this tutorial, you’ll learn about the unit test concept and how to use the Python unittest module to perform unit testing. What is a unit test A unit test is an automated test that: Verifies a small piece of code called a unit. A unit can be a function or a…
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Python Unit Testing In this section, you’ll learn about unit testing in Python by using the unittest modules to make your code more robust. What you’ll learn: Write effective test cases using the unittest module Run unit tests fast Skip tests unconditionally and conditionally Using test doubles including mocks, stubs, and fakes Parameterize tests Generate…
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Tkinter Matplotlib Summary: in this tutorial, you’ll learn how to display a graph from the Matplotlib library on a Tkinter application. Display a bar chart from matplotlib in Tkinter applications Matplotlib is a third-party library for creating professional visualizations in Python. Since Matplotlib is a third-party library, you need to install it before use. To…
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Tkinter Validation Summary: in this tutorial, you’ll learn how to use the Tkinter validation to validate user inputs. Introduction to the Tkinter validation Tkinter validation relies on the three options that you can use for any input widget such as Entry widget: validate: specifies which type of event will trigger the validation. validatecommand: checks if…
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Tkinter MVC Summary: in this tutorial, you’ll learn how to structure a Tkinter application using the model-view-controller (MVC) pattern. Introduction to Tkinter MVC As your application grows, its complexity also increases. To make the application more manageable, you can use the model-view-controller design pattern. The MVC design pattern allows you to divide the application into…
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How to Display a Progress Bar while a Thread is Running in Tkinter Summary: in this tutorial, you’ll learn to display a progressbar while a thread is running in a Tkinter application. This tutorial assumes that you know how to use the after() method and understand how threadings work in Python. Also, you should know…
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Tkinter Thread Summary: in this tutorial, you’ll learn how to use multiple threads in Tkinter applications to make the applications more responsive. When to use Thread in Tkinter applications In a Tkinter application, the main loop should always start in the main thread. It’s responsible for handling events and updating the GUI. If you have…
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