def find_nodes(tree, path):
    "''查找某个路径匹配的所有节点\n       tree: xml树\n       path: 节点路径"
    return tree.findall(path)
''查找某个路径匹配的所有节点
tree: xml树
path: 节点路径
def find_nodes(tree, path):
    "查找某个路径匹配的所有节点\n       tree: xml树\n       path: 节点路径"
    return tree.findall(path)