The Using wxPython Demo Code Tutorial will be a little better IMO with a comment that tells to add also the important code-line to show the frame.
The two lines explanation are a little misleading / forget to tell this, and it is easily overlooked.
So in the 2nd code-block:
Add this line to finally show the application/frame
The Using wxPython Demo Code Tutorial
<http://wiki.wxpython.org/Using%20wxPython%20Demo%20Code> will be a
little better IMO with a comment that tells to add also the important
code-line to show the frame.
The two lines explanation are a little misleading / forget to tell this,
and it is easily overlooked.
So in the 2nd code-block:
# Add this line to finally show the application/frame
self.frame.Show()
Apparently it's easy to miss in the code too. See line 17.