How to Check if a Python String Contains a Substring

How to Check if a Python String Contains a Substring

by Martin Breuss Updated Reading time estimate 18m basics best-practices python

To check if a string contains another string in Python, use the in membership operator. This is the recommended method for confirming the presence of a substring within a string. The in operator is intuitive and readable, making it a straightforward way to evaluate substring existence.

By the end of this tutorial, you’ll understand that:

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