Close #21005: Fix documentation of asyncio.subprocess.DEVNULL
diff --git a/Doc/library/asyncio-subprocess.rst b/Doc/library/asyncio-subprocess.rst
index 44ef504..26bc629 100644
--- a/Doc/library/asyncio-subprocess.rst
+++ b/Doc/library/asyncio-subprocess.rst
@@ -46,10 +46,9 @@
.. data:: asyncio.subprocess.DEVNULL
- Special value that can be used as the *stderr* argument to
- :func:`create_subprocess_shell` and :func:`create_subprocess_exec` and
- indicates that standard error should go into the same handle as standard
- output.
+ Special value that can be used as the *stdin*, *stdout* or *stderr* argument
+ to :func:`create_subprocess_shell` and :func:`create_subprocess_exec` and
+ indicates that the special file :data:`os.devnull` will be used.
Process