Feb 5, 2024 · StopIteration is an exception in Python that is raised to signal the end of an iteration. It is commonly used in situations where an iterator has no more items to produce. …

Fix: def simpleGeneratorFun(n): while n<20: yield (n) n=n+1 # return [1,2,3] x = simpleGeneratorFun(1) while True: try: val = next(x) # x.__next__() is "private", see @Aran …

Sep 17, 2022 · In this post, we’ll show you how to fix it. StopIteration occurs when an iterator tries to generate a value that doesn’t exist. For example, consider the following code: x = [1, 2, 3] y =...

Apr 16, 2025 · The StopIteration error is an integral part of Python's iteration model. Understanding its fundamental concepts, how it occurs during normal and custom iteration, …

To prevent the iteration from going on forever, we can use the StopIteration statement. In the __next__() method, we can add a terminating condition to raise an error if the iteration is done …

Guide to Python StopIteration. Here we discuss how StopIteration works in python and how to avoid StopIteration exceptions with examples.

May 9, 2013 · PEP 479 has made it an error to allow a StopIteration to bubble up uncaught from a generator function. If that happens, Python will turn it into a RuntimeError exception instead.

The StopIteration exception is raised when the __next__() method of an iterator object is called but there are no items to iterate over. This exception is used to signal the end of iteration.

Mar 28, 2025 · The StopIteration error in Python is an integral part of the iterator protocol. Understanding its fundamental concepts, proper usage methods, common scenarios where it …

Aug 28, 2023 · In this article, we will discuss how to stop iteration error in Python, when it occurs, and the best way to deal with it. We’ll also look at a few examples to clarify our discussion. …