The __call__ method enables Python programmers to write classes where the instances behave like functions and can be called like a function. When the instance is called as a function; if this method is defined, x(arg1, arg2, …) is a shorthand for x.
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To call some function before main() method in C++,
Read moreHow do you pass parameters to a class in Python?
Passing object as parameter In class Person, MyClass is also used so that is imported. In method display() object of MyClass is created. Then the my_method() method of class MyClass is called and object of Person class is passed as parameter. On executing this Python program you get output as following.
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The init method is used to pass arguments to a class at creation .15 Haz 2016
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A class parameter defines a special constant value available to all objects of a given class . When you create a class definition (or at any point before compilation), you can set the values for its class parameters.
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Python class constructor is the first piece of code to be executed when you create a new object of a class. … Afterward, the first parameter must be ‘self’ , as it passes a reference to the instance of the class itself. You can also add additional parameters like the way it is shown in the example.
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