gh-97966: Update uname docs to clarify the special nature of the platform attribute and to indicate when it became late-bound. (#97972)

1 files changed, 8 insertions, 4 deletions

diff --git a/Doc/library/platform.rst b/Doc/library/platform.rst
index dc2d871..a0c9f63 100644
--- a/Doc/library/platform.rst
+++ b/Doc/library/platform.rst
@@ -168,16 +168,20 @@ Cross Platform
    containing six attributes: :attr:`system`, :attr:`node`, :attr:`release`,
    :attr:`version`, :attr:`machine`, and :attr:`processor`.
 
-   Note that this adds a sixth attribute (:attr:`processor`) not present
-   in the :func:`os.uname` result.  Also, the attribute names are different
-   for the first two attributes; :func:`os.uname` names them
-   :attr:`sysname` and :attr:`nodename`.
+   :attr:`processor` is resolved late, on demand.
+
+   Note: the first two attribute names differ from the names presented by
+   :func:`os.uname`, where they are named :attr:`sysname` and
+   :attr:`nodename`.
 
    Entries which cannot be determined are set to ``''``.
 
    .. versionchanged:: 3.3
       Result changed from a tuple to a :func:`~collections.namedtuple`.
 
+   .. versionchanged:: 3.9
+      :attr:`processor` is resolved late instead of immediately.
+
 
 Java Platform
 -------------