Looking at the commit dates, an issue might be that Guido (and the examples) are for PDE 2.x and/or an earlier version of Python mode. So one thing you could try is running Guido and those examples with a Python mode release from 2014…
Looking at the commit dates, an issue might be that Guido (and the examples) are for PDE 2.x and/or an earlier version of Python mode. So one thing you could try is running Guido and those examples with a Python mode release from 2014…