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[3.15] gh-151819: Clarify the conditional-pattern email example in re docs (GH-153072) #153073

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serhiy-storchaka merged 1 commit into from
Jul 5, 2026
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[3.15] gh-151819: Clarify the conditional-pattern email example in re docs (GH-153072) #153073

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5 changes: 3 additions & 2 deletions Doc/library/re.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -509,8 +509,9 @@ The special characters are:
*name* exists, and with ``no-pattern`` if it doesn't. ``no-pattern`` is
optional and can be omitted. For example,
``(<)?(\w+@\w+(?:\.\w+)+)(?(1)>|$)`` is a poor email matching pattern, which
will match with ``'<[email protected]>'`` as well as ``'[email protected]'``, but
not with ``'<[email protected]'`` nor ``'[email protected]>'``.
matches ``'<[email protected]>'`` as well as ``'[email protected]'``, but does not
match ``'<[email protected]'`` nor ``'[email protected]>'`` in their entirety
(:func:`re.search` finds only ``'[email protected]'`` in the former).

.. versionchanged:: 3.12
Group *id* can only contain ASCII digits.
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