def browser(self, default=None):
        return self._get_str("BROWSER", default, "none")
A package can delete its __path__ for some reasons,
dataset/ETHPy150Open bokeh/bokeh/bokeh/settings.py/Settings.browser--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/test/test_modules.py/BasicTests.test_packageMissingPath