create-list 240 Bytes
#!/bin/sh

set -eu

listname="$1"
owner="$2"

sudo -u mailman /usr/lib/mailman/bin/newlist --quiet "$listname" "$owner" PASSWORD

echo "$owner" | sudo -u mailman /usr/lib/mailman/bin/add_members -r - --welcome-msg=n "$listname" > /dev/null