Optional Python

https://docs.python.org/3/library/typing.html
Optional Optional X is equivalent to X None or Union X None Note that this is not the same concept as an optional argument which is one that has a default

https://realpython.com/python-optional-arguments
In this tutorial you ll learn about Python optional arguments and how to define functions with default values You ll also learn how to create functions that accept any number of arguments using args and kwargs

https://www.slingacademy.com/article/using...
The Optional type is a way to denote that a variable or a return type could either have a specified type or be None This took a crucial role in static type checking and made Python s loosely typed nature more structured without sacrificing its dynamic fluidity

https://ioflood.com/blog/python-optional-arguments
This guide will walk you through the use of optional arguments in Python from basic usage to advanced techniques We ll cover everything from defining and using optional arguments handling different types of arguments to

https://python.readthedocs.io/en/stable/library/typing.html
You can use Optional X as a shorthand for Union X None typing Optional Optional type Optional X is equivalent to Union X None Note that this is not the same concept as an optional argument which is one that has a default

https://stackoverflow.com/questions/9539921
Def some function self a b c d None e None f None g None h None code The arguments d through h are strings which each have different meanings It is important that I can choose which optional parameters to pass in any combination

https://realpython.com/lessons/function-optional-arguments-overview
When you master Python optional arguments you ll be able to define functions that are more powerful and more flexible In this course you ll learn how to Distinguish between parameters and arguments Define functions with optional arguments and default parameter values Define functions using args and kwargs

https://runestone.academy/.../OptionalParameters.html
Optional parameters are convenient when a function is almost always used in a simple way but it s nice to allow it to be used in a more complex way with non default values specified for the optional parameters Consider for example the int function which you have used previously

https://realpython.com/courses/defining-python...
In this video course you ll learn about Python optional arguments and how to define functions with default values You ll also learn how to create functions that accept any number of arguments using args and kwargs