NAPALM transition signatures

getters.py

class BaseTestGetters(object):
    """Base class for testing drivers."""

    def test_method_signatures(self):
        """Test that all methods have the same signature."""

        # Method signatures that are migrating from old to new state (temporary state)
        TRANSITION_SIGNATURES = [ 
            'commit_config',
            'commit_confirm',
        ]   

        errors = {}
        cls = self.driver
        # Create fictional driver instance (py3 needs bound methods)
        tmp_obj = cls(hostname='test', username='admin', password='pwd')
        attrs = [m for m, v in inspect.getmembers(tmp_obj)]
        for attr in attrs:
            if attr in TRANSITION_SIGNATURES:
                break