def previous_branch(repo):
    repo('checkout', '-')
Check if any config sent to Nexus contains all words in a list.
dataset/ETHPy150Open bloomberg/phabricator-tools/py/phl/phlgit_checkout.py/previous_branch--crossover with--dataset/ETHPy150Open openstack/networking-cisco/networking_cisco/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py/CiscoML2MechanismTestCase._is_in_nexus_cfg