wxGUI: use wx.version() instead of wx.__version__

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@32313 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/gui_modules/globalvar.py

@@ -33,7 +33,7 @@ def CheckForWx():
         import wxversion
         wxversion.select(str(majorVersion))
         import wx
-        version = wx.__version__
+        version = wx.version().split(' ')[0]
         if float(version[:3]) < majorVersion:
             raise ValueError('You are using wxPython version %s' % str(version))
         if float(version[:3]) == 2.8 and \