How-to articles, tricks, and solutions about SELF

TypeError: method() takes 1 positional argument but 2 were given

This error message is indicating that a method or function called "method" is expecting one argument, but it was called with two arguments.

TypeError: Missing 1 required positional argument: 'self'

This error message is indicating that a class method is being called without providing the "self" parameter, which is the first parameter for all class methods and refers to the instance of the class.

What do __init__ and self do in Python?

__init__ is a special method in Python classes, also known as a constructor.

What is the purpose of the `self` parameter? Why is it needed?

The self parameter in Python is used to refer to the instance of an object within a class.

When to Use self and $this in PHP

This snippet is dedicated to the the main ways of using self and $this keywords in PHP. Here, you will learn how to use them and their main differences.