How to Create Custom Context Managers in Python
The true power of the 'with'
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Published in
5 min readNov 30, 2020
Introduction
Programmers often work with external resources such as databases, files, connections, etc. Since these operations are so common, Python has built-in tools called context managers which allow programmers to efficiently handle external sources. The built-in context manager functions might be useful, but there are still many cases where you will need custom context managers.