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[3.13] gh-106318: Add examples for str.isnumeric() (GH-142680) by miss-islington · Pull Request #142716 · python/cpython · GitHub

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15 changes: 15 additions & 0 deletions Doc/library/stdtypes.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -2019,6 +2019,21 @@ expression support in the :mod:`re` module).
that have the Unicode numeric value property, e.g. U+2155,
VULGAR FRACTION ONE FIFTH. Formally, numeric characters are those with the property
value Numeric_Type=Digit, Numeric_Type=Decimal or Numeric_Type=Numeric.
For example:

.. doctest::

>>> '0123456789'.isnumeric()
True
>>> '٠١٢٣٤٥٦٧٨٩'.isnumeric() # Arabic-indic digit zero to nine
True
>>> '⅕'.isnumeric() # Vulgar fraction one fifth
True
>>> '²'.isdecimal(), '²'.isdigit(), '²'.isnumeric()
(False, True, True)

See also :meth:`isdecimal` and :meth:`isdigit`. Numeric characters are
a superset of decimal numbers.


.. method:: str.isprintable()
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