From f1d13d32d684f9fdc13edd0c89df9e4a4e08b766 Mon Sep 17 00:00:00 2001
From: Andrew Leech <andrew.leech@planetinnovation.com.au>
Date: Tue, 21 Jun 2022 10:10:07 +1000
Subject: [PATCH] cmd: Add (unused) completekey arg for compatibility.

---
 python-stdlib/cmd/cmd.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/python-stdlib/cmd/cmd.py b/python-stdlib/cmd/cmd.py
index 447ea148..db62b669 100644
--- a/python-stdlib/cmd/cmd.py
+++ b/python-stdlib/cmd/cmd.py
@@ -85,13 +85,16 @@ class Cmd:
     nohelp = "*** No help on %s"
     use_rawinput = 1
 
-    def __init__(self, stdin=None, stdout=None):
+    def __init__(self, completekey='tab', stdin=None, stdout=None):
         """Instantiate a line-oriented interpreter framework.
 
         The optional arguments stdin and stdout
         specify alternate input and output file objects; if not specified,
         sys.stdin and sys.stdout are used.
 
+        The optional argument completekey is not used, but provided for 
+        compatibility with calling libraries.
+
         """
         if stdin is not None:
             self.stdin = stdin