#!/usr/bin/env python
# encoding: utf-8
# coding style: pep8
# ====================================================
# Copyright (C)2020 All rights reserved.
#
# Author : xxx
# Email : [email protected]
# File Name : ordered_yaml_load_dump.py
# Last Modified : 2020-03-10 16:43
# Description :
#
# ====================================================
import sys
# import os
# -* encoding:utf-8 -*-
from collections import OrderedDict
import yaml
import os
def ordered_yaml_load(yaml_path, Loader=yaml.Loader,
object_pairs_hook=OrderedDict):
class OrderedLoader(Loader):
pass
def construct_mapping(loader, node):
loader.flatten_mapping(node)
return object_pairs_hook(loader.construct_pairs(node))
OrderedLoader.add_constructor(
yaml.resolver.BaseResolver.DEFAULT_MAPPING_TAG,
construct_mapping)
with open(yaml_path) as stream:
return yaml.load(stream, OrderedLoader)
def ordered_yaml_dump(data, stream=None, Dumper=yaml.SafeDumper, **kwds):
class OrderedDumper(Dumper):
pass
def _dict_representer(dumper, data):
return dumper.represent_mapping(
yaml.resolver.BaseResolver.DEFAULT_MAPPING_TAG,
data.items())
OrderedDumper.add_representer(OrderedDict, _dict_representer)
return yaml.dump(data, stream, OrderedDumper, **kwds)
python 保证yaml数据加载和导出有序
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转载自blog.csdn.net/zxcasd11/article/details/105202007
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