Avoid error lexing multiprocessing docs code block on Pygments 2.15.0

diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst
index 8454296b815b41e402df09e40b075e084dc91a44..84e309f1bc832656989abcdebced9fe3c1a731d3 100644 (file)
--- a/Doc/library/multiprocessing.rst
+++ b/Doc/library/multiprocessing.rst
@@ -452,7 +452,9 @@ process which created it.
    importable by the children. This is covered in :ref:`multiprocessing-programming`
    however it is worth pointing out here. This means that some examples, such
    as the :class:`multiprocessing.pool.Pool` examples will not work in the
-   interactive interpreter. For example::
+   interactive interpreter. For example:
+
+   .. code-block:: text
 
       >>> from multiprocessing import Pool
       >>> p = Pool(5)