python coding generator

Download this blogpost from https://codegive.com
generators are a powerful feature in python that allow you to create iterators in a more efficient and memory-friendly way compared to traditional lists. they are often used to work with large datasets or generate an infinite sequence of values. in this tutorial, we'll explore what generators are, how to create them, and provide various code examples to help you understand their practical applications.
a generator in python is a special type of iterable, similar to a list or a tuple, but it generates values on the fly rather than storing them in memory. this means that generators are memory-efficient and can be especially useful when dealing with large datasets or when you need to create an infinite sequence of values.
generators are defined using functions with the yield keyword. when a generator function is called, it doesn't execute the entire function body at once. instead, it runs until it encounters a yield statement, at which point it yields the value and suspends its state. when the generator is iterated over, it resumes execution from where it was suspended.
to create a generator, define a function with the yield keyword. here's a basic example:
output:
in this example, simple_generator yields three values one at a time when iterated over.
similar to list comprehensions, python also supports generator expressions, which allow you to create generators in a more concise way. generator expressions use parentheses () instead of square brackets []. here's an example:
output:
generators can be used to create infinite sequences of values. here's an example of an infinite generator that generates an infinite sequence of even numbers:
output:
you can use next() to retrieve the next value from the generator.
generators are handy in various scenarios, such as:
working with large datasets: generators allow you to process large datasets efficiently, reading and processing one chunk at a time.
infinite sequences: they are perfect for creating infinite sequences like fibo ...