Update doc/en/how-to/capture-warnings.rst
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@ -276,6 +276,9 @@ first be escaped with ``re.escape``.
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Some examples:
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Some examples:
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.. code-block: python
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>>> with warns(UserWarning, match='must be 0 or None'):
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>>> with warns(UserWarning, match='must be 0 or None'):
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... warnings.warn("value must be 0 or None", UserWarning)
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... warnings.warn("value must be 0 or None", UserWarning)
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