Python classmethod - Get the class name from the class or instance

The Python class method is declared by @classmethod decorator.

class Account:

    def __init__(self, name):
        self.name = name

    @classmethod
    def get_class_data(cls):
        print('This class is ' + cls.__name__ + '.')


Account.get_class_data()  # This class is Account.

a = Account(name='Kyle')
a.get_class_data()  # This class is Account.

The class method can be called the class itself and instance. The first argument of the class method is usually named cls. Most of its properties are the class information including the name, doc, etc.