The issue seems to be fixed in Debian testing with python-wxgtk3.0 (3.0.2.0+dfsg-6) thanks to the solution of bug #883741.
- Bug#883741: pyspread: Spreadsheet canvas won't show with newe... Martin Manns
The issue seems to be fixed in Debian testing with python-wxgtk3.0 (3.0.2.0+dfsg-6) thanks to the solution of bug #883741.