def METHOD_NAME(self):
    """color.tag.PARENT changes color of PARENT tasks"""
    self.t.config("color.tag.PARENT", "red")
    self.t("add recur:daily due:tomorrow Email")
    code, out, err = self.t("all +PARENT")
    self.assertRegex(out, self.RED + r".*Email.*" + self.CLEAR)