Python Tutorial for Beginners 44 Python Iterators

Pubblicato il: 01 gennaio 1970
sul canale di: Expert Programmer

In this Python Programming Tutorial for Beginners video I am going to show you How to use Iterators in Python .
Iterators are the objects which can be iterated upon. In Python, an iterator object implements the iterator protocol and consist of the methods __iter__() and __next__().__iter__() is used to get iterator and next() is used to get next value. Also when the iterator is exhausted it raises StopIteration.iter() function Creates a new iterator for an object. Also I am going to show How to Create a custom Iterator class with a python example. Iteration is The process of going over a collections like lists, tuple, dict etc.in order to create our own Iterator class we need to implement __iter__() and __next__() methods in your class.

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