.. _non-iterator-returned:

non-iterator-returned / E0301
=============================

**Message emitted:**

__iter__ returns non-iterator

**Description:**

*Used when an __iter__ method returns something which is not an iterable (i.e. has no `__next__` method)*

**Problematic code:**

.. literalinclude:: /data/messages/n/non-iterator-returned/bad.py
   :language: python

**Correct code:**

.. literalinclude:: /data/messages/n/non-iterator-returned/good.py
   :language: python



Created by the `classes <https://github.com/PyCQA/pylint/blob/main/pylint/checkers/classes/special_methods_checker.py>`__ checker.