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change old python example #2059

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change old python example
Polandia94 Mar 10, 2025
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Merge branch 'trunk' into docs/change-old-python-example
Polandia94 Mar 10, 2025
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8 changes: 4 additions & 4 deletions docs/development.rst
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Expand Up @@ -417,12 +417,12 @@ include extra code to make sure it works in all the supported versions.

Some examples which show how to handle those cases are described below.

Context Managers
Type annotation for unions
~~~~~~~~~~~~~~~~

Context managers aren't available in Python 2.5 by default. If you want to use
them make sure to put from ``__future__ import with_statement`` on top of the
file where you use them.
In Python 3.9 and below, the pipe character (``|``) cannot be used for union
types in type annotations. Instead, you should use ``Union`` from the ``typing``
module:

Utility functions for cross-version compatibility
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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