def test_non_callable(self):
        with pytest.raises(TypeError) as excinfo:
            event.event(123)
        excinfo.match(r"Expected string, callable or None as first argument")

        with pytest.raises(TypeError) as excinfo:
            event.event("name")([])
        excinfo.match(r"Callable must be a function \(`def`\)"
                      r" or coroutine function \(`async def`\)")
def _get_markup_for_tags(self, tag_names):
        """Given a list of tags names, generates the pango markup to render
         that list with the tag colors used in GTG

        @param tag_names: the list of the tags (strings)
        @return str: the pango markup string
        """
        if ALLTASKS_TAG in tag_names:
            tags_txt = ""
        else:
            tags_txt = get_colored_tags_markup(self.req, tag_names)
        return "<small>" + tags_txt + "</small>"