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What is the purpose of the `self` parameter? Why is it needed? For a language-agnostic consideration of the design decision, see What is the advantage of having this self pointer mandatory explicit? To close debugging questions where OP omitted a self parameter for a method and got a TypeError, use TypeError: method () takes 1 positional argument but 2 were given instead If OP omitted self in the body of the method and got a NameError, consider How can
oop - Why do you need explicitly have the self argument in a Python . . . By making the self reference explicit, you're free to refer to any object by that self reference Also, such a way of playing with classes at runtime is harder to do in the more static languages - not that's it's necessarily good or bad It's just that the explicit self allows all this craziness to exist
When to use self, self, mut self in methods? - Stack Overflow Say I want to implement a method that pretty prints the struct to stdout, should I take self? I guess self also works? As you can see, this is exactly a case for self If you use self (or mut self) the method will likely still compile, but it can only be used in more restricted situations
What does \\. self actually do in Swift SwiftUI? - Stack Overflow I think it is setting the id for each list item as each item in the numbers array? Correct me if wrong - but is each id being set as whatever Int is in each entry of the numbers array? If so, then what does \ actually do when typing \ self and what does self actually do in combination with \?
git - SSL certificate problem: self signed certificate in certificate . . . The reason was an SSL certificate problem: 'self-signed certificate in certificate chain '" Protected question To answer this question, you need to have at least 10 reputation on this site (not counting the association bonus) The reputation requirement helps protect this question from spam and non-answer activity
How to avoid explicit self in Python? - Stack Overflow The "self" is the conventional placeholder of the current object instance of a class Its used when you want to refer to the object's property or field or method inside a class as if you're referring to "itself"