bpo-6761: Enhance __call__ documentation (GH-7987)

(cherry picked from commit 95f710c)

Co-authored-by: Andre Delfino <[email protected]>

Author: miss-islington

Doc/reference/datamodel.rst

@@ -2163,7 +2163,7 @@ Emulating callable objects
    .. index:: pair: call; instance
 
    Called when the instance is "called" as a function; if this method is defined,
-   ``x(arg1, arg2, ...)`` is a shorthand for ``x.__call__(arg1, arg2, ...)``.
+   ``x(arg1, arg2, ...)`` roughly translates to ``type(x).__call__(x, arg1, ...)``.
 
 
 .. _sequence-types: