Update Doc/library/subprocess.rst

Co-authored-by: Oleg Iarygin <dralife@yandex.ru>
python · gpshead · Apr 24, 2023 · May 2, 2022 · May 2, 2022 · May 2, 2022
commit 4adaaabbf6ff2087c89ea7ccd9054e6810dc21ea
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
@@ -894,7 +894,7 @@ The following attributes are also available:
 
 .. attribute:: Popen.returncode
 
-   The child return code. The child return code. Initially ``None``, :attr:`returncode` is set by :meth:`poll` and :meth:`wait` after process termination is observed.
+   The child return code. Initially ``None``, :attr:`returncode` is set by :meth:`poll` and :meth:`wait` after process termination is observed.
 
    A ``None`` value indicates that the process
    hasn't terminated yet.