Return a libcloud node for the named VM

def get_node(conn, name):
    '''
    Return a libcloud node for the named VM
    '''
    nodes = conn.list_nodes()
    for node in nodes:
        if node.name == name:
            __utils__['cloud.cache_node'](salt.utils.data.simple_types_filter(node.__dict__), __active_provider_name__, __opts__)
            return node