def _create_control(self, parent):
        classpath = traits.util.resource.get_path( self )
        path = os.path.join( classpath, self.xrc_file )

        self.resource = wx.xrc.XmlResource( path )
        return self.resource.LoadDialog(parent, self.id)
Use git to find the mtimes of the files we care about
dataset/ETHPy150Open enthought/pyface/pyface/xrc_dialog.py/XrcDialog._create_control--crossover with--dataset/ETHPy150Open realestate-com-au/harpoon/harpoon/ship/context.py/ContextBuilder.find_git_mtimes