Out of curiosity.
While building a distribution file, InnoSetup displayed something
like
Compressing ... wxmsw26h_stc_vc.dll (2.6.2.0)
Compressing ... wxmsw26h_vc.dll (2.6.2.0)
Indeed the dll version properties indicate 2.6.2.0 for wxPython 2.6.2.1
Jean-Michel Fauth, Switzerland.