In this quiz, you'll test your understanding of the Python main() function and the special __name__ variable. With this knowledge, you'll be able to understand the best practices for defining main() in Python.
Effective Python: 4 Best Practices for Function ArgumentsBrett Slatkin
Defining a Function in Python Calling a Function in Python Adding a Docstring to a Python Function Python Function Arguments Main Function in Python Best Practices When Using Functions in Python Conclusion What is a Function in Python? The Python language provides functions as a method to bundle ...
Python Exception handling best practices Python Best Practice #1: Python File Name Naming Convention When you first start programming in Python or any other programming language, choosing a meaningful class name, variable, function name, and so on takes a lot of time and work. Even though our ...
type == KEYDOWN: handle_key(event.key) pygame.time.delay(delay) if __name__ == '__main__': pygame.init() event_loop(print) 我们将print作为回调函数传递给event loop,这样可以直接看到玩家输入的按键。因为回调函数是作为参数传递的,所以稍后我们可以很容易地用不同的函数替换它。然而,当我们...
This is an example of a function with multiple return values.Using the Python return Statement: Best PracticesSo far, you’ve covered the basics of how the Python return statement works. You now know how to write functions that return one or multiple values to the caller. Additionally, you...
4. Python docstring best practices A docstring is a string literal that occurs as the first statement in a module, function, class, or method definition. Typically, you use a documentation string to automatically generate the code documentation. As such, a docstring can be accessed at run-time...
For scaling and performance best practices for Python function apps, see the Python scaling and performance article. Context To get the invocation context of a function when it's running, include the context argument in its signature. For example: Python Copy import azure.functions def main(req...
In this example, we have a main window with a label and a button. When the “Open Settings” button is clicked, theopen_settings_window()function is called, which creates a new window (Toplevel) for the settings. Themainloop()is called for both the main window and the settings window ...
The main reason is thatjoin() functioncan be used with anyiterableand result is always a String, so it makes sense to have this function in String API rather than having it in all the iterable classes. Joining list of multiple data-types ...