Use "impl-detail" directive where applicable.
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index cfb4154..ff7c4b6 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -523,8 +523,10 @@
Return the "identity" of an object. This is an integer (or long integer) which
is guaranteed to be unique and constant for this object during its lifetime.
- Two objects with non-overlapping lifetimes may have the same :func:`id` value.
- (Implementation note: this is the address of the object.)
+ Two objects with non-overlapping lifetimes may have the same :func:`id`
+ value.
+
+ .. impl-detail:: This is the address of the object.
.. function:: input([prompt])
@@ -1384,14 +1386,15 @@
elements are never used (such as when the loop is usually terminated with
:keyword:`break`).
- .. note::
+ .. impl-detail::
- :func:`xrange` is intended to be simple and fast. Implementations may impose
- restrictions to achieve this. The C implementation of Python restricts all
- arguments to native C longs ("short" Python integers), and also requires that
- the number of elements fit in a native C long. If a larger range is needed,
- an alternate version can be crafted using the :mod:`itertools` module:
- ``islice(count(start, step), (stop-start+step-1)//step)``.
+ :func:`xrange` is intended to be simple and fast. Implementations may
+ impose restrictions to achieve this. The C implementation of Python
+ restricts all arguments to native C longs ("short" Python integers), and
+ also requires that the number of elements fit in a native C long. If a
+ larger range is needed, an alternate version can be crafted using the
+ :mod:`itertools` module: ``islice(count(start, step),
+ (stop-start+step-1)//step)``.
.. function:: zip([iterable, ...])