typo

Author: wjandrea

Doc/library/functions.rst

@@ -1147,7 +1147,7 @@ are always available.  They are listed here in alphabetical order.
 
    Return an :term:`iterator` object.  The first argument is interpreted very
    differently depending on the presence of the second argument. Without a
-   second argument, the single argument must be an object that support the
+   second argument, the single argument must be an object that supports the
    :term:`iterable` protocol (the :meth:`~object.__iter__` method) or
    the :term:`sequence` protocol (the :meth:`~object.__getitem__` method with integer arguments
    starting at ``0``).  If it does not support either of those protocols,