Parenthesize consistently vol. 2

Author: johnslavik

Doc/library/functions.rst

@@ -834,8 +834,9 @@ are always available.  They are listed here in alphabetical order.
       Falls back to :meth:`~object.__index__` if :meth:`~object.__float__` is not defined.
 
    .. versionchanged:: 3.15
-      Added support for Unicode minus sign ``−`` (U+2212) as an alternative to ASCII
-      hyphen minus ``-`` for denoting negative floats.
+      Added support for ``−`` (Unicode minus sign, U+2212) as an
+      alternative to ``-`` (ASCII hyphen minus) for denoting negative
+      floats.
 
 
 .. index::