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Oct 18, 2016 · Are you supposed to use self when referencing a member function in Python (within the same module)? More generally, I was wondering when it is required to use self, not just for methods …

Jul 8, 2017 · In this case, there are some benefits to allowing this: 1) Methods are just functions that happen defined in a class, and need to be callable either as bound methods with implicit self passing …

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 …

Jun 25, 2017 · 17 What is self? In Python, every normal method is forced to accept a parameter commonly named self. This is an instance of class - an object. This is how Python methods interact …

Nov 24, 2019 · Self is an alias for the type that the impl block is for. The rules of ownership and borrowing apply to self as they apply to any other parameter (see e.g. this answer). Examples of …

See Why do I get 'takes exactly 1 argument (2 given)' when trying to call a method? for the opposite problem.

Aug 31, 2015 · Self is the type of the current object. It may appear either in a trait or an impl, but appears most often in trait where it is a stand-in for whatever type will end up implementing the trait (which is …

Why is cls sometimes used instead of self as an argument in Python classes? For example: class Person: def __init__(self, firstname, lastname): self.firstname = firstname self.

Jun 1, 2013 · Everyone is aware of this in javascript, but there are also instances of self encountered in the wild, such as here So, what is the difference between this and self in JavaScript?

Nov 10, 2014 · When self is accessed in a type method (static func or class func), it refers to the actual type (rather than an instance). When self is used this way, it actually returns what in Swift is called a …