code: def _set_properties(self):
          
  
          title = _("CSV Import: {filepath}").format(filepath=self.csvfilename)
          self.SetTitle(title)
          self.SetSize((600, 600))
  
          for button in [self.button_cancel, self.button_ok]:
              button.SetMinSize((80, 28))
docs: Sets dialog title and size limitations of the widgets