Markup fix

Doc/c-api/number.rst

@@ -285,7 +285,7 @@ Number Protocol
 .. cfunction:: PyObject* PyNumber_Index(PyObject *o)
 
    Returns the *o* converted to a Python int or long on success or *NULL* with a
-   TypeError exception raised on failure.
+   :exc:`TypeError` exception raised on failure.
 
    .. versionadded:: 2.5
 

Doc/c-api/object.rst

@@ -279,7 +279,7 @@ is considered sufficient for this determination.
 
 .. cfunction:: long PyObject_HashNotImplemented(PyObject *o)
 
-   Set a TypeError indicating that ``type(o)`` is not hashable and return ``-1``.
+   Set a :exc:`TypeError` indicating that ``type(o)`` is not hashable and return ``-1``.
    This function receives special treatment when stored in a ``tp_hash`` slot,
    allowing a type to explicitly indicate to the interpreter that it is not
    hashable.