Started removing dependency on six

Removed all dependency on six other than for six.moves.input

Also:
- Started removing code branches which were for Python 2 support

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/alias_startup.py b/examples/alias_startup.py
index 23e51048..30764c27 100755
--- a/examples/alias_startup.py
+++ b/examples/alias_startup.py
@@ -16,7 +16,7 @@ class AliasAndStartup(cmd2.Cmd):
     """ Example cmd2 application where we create commands that just print the arguments they are called with."""
 
     def __init__(self):
-        cmd2.Cmd.__init__(self, startup_script='.cmd2rc')
+        super().__init__(startup_script='.cmd2rc')
 
 
 if __name__ == '__main__':