Return the node location to use

def get_location(conn, vm_):
    '''
    Return the node location to use
    '''
    locations = conn.list_locations()
    # Default to Dallas if not otherwise set
    loc = config.get_cloud_config_value('location', vm_, __opts__, default=2)
    for location in locations:
        if six.text_type(loc) in (six.text_type(location.id), six.text_type(location.name)):
            return location