[wxPython-users] Application Breaks Using Python-2.5

[Chris Mellon]

On Nov 12, 2007 5:07 PM, Rich Shepard <rshepard at appl-ecosys.com> wrote:
> On Mon, 12 Nov 2007, Robin Dunn wrote:
>
> > The error is telling you that the requested col doesn't exist.  Are you sure
> > that i is less than the number of columns in the grid?
>
> Robin,
>
>    It should be. The last time I edited that page was 2007-09-01, and it's
> worked flawlessly with Python-2.4.3 and wxPython-2.8.0.1. I upgraded the
> distribution on the notebook so it's running Python-2.5.1 and
> wxPython-2.8.6.1.
>
>    The code at the top of the module is:
>
> class dataTable(wx.grid.PyGridTableBase):
>    data = appData.altData
>    rowLabels = ()
>    colLabels = ()
>
>    def __init__(self, data, rowLabels=None, colLabels=None):
>      wx.grid.PyGridTableBase.__init__(self)
>      self.data = data
>      self.rowLabels = rowLabels
>      self.colLabels = colLabels
>
>    def GetNumberRows(self):
>      if self.appData.projname != ' ':
>        self.appData.cur.execute("select count(*) from Variable")
>        self.nRows = self.appData.fetchall()
>        return self.nRows
>      else:
>        return 24
>
>    def GetNumberCols(self):
>      # return len(self.data[0])
>      return 33
>
>    ...
>
> class modData(wx.Panel):
>    def __init__(self, prnt, ID):
>      wx.Panel.__init__(self, prnt, wx.ID_ANY)
>
>      self.SetHelpText('Enter, edit, and remove existing condition data and alternatives here.')
>
>      topLevelBox = wx.BoxSizer(wx.VERTICAL)        # Base container for all widgets
>      outerBox = wx.BoxSizer(wx.VERTICAL)           # Adds to space around widgets
>      buttonBox = wx.BoxSizer(wx.HORIZONTAL)        # For the Save button; allows placement across
>      widgetBox = wx.BoxSizer(wx.VERTICAL)          # Holds grid and save button
>
>      # Here's where the grid widget is defined.
>      self.dataGrid = wx.grid.Grid(self, size=wx.Size(770,440))
>      table = dataTable(self)
>      self.dataGrid.SetTable(table, True)
>
>      # simple cell formatting
>      for i in range(0,34):
>        self.dataGrid.SetColSize(i, 125)
>
>      self.dataGrid.AutoSizeColumns(setAsMin=True)
>
>    GetNumberCols() returns 33, and setColSize() matches that.
>

I'm not sure why this would be working anywhere else, but len(range(0,
34)) is 34, not 33.

By the way, the 0 is not neccassary, range defaults to starting from 0.