python 字典有序并写入json文件过程解析
(编辑：jimmy 日期: 2025/9/23 浏览：2)
大致流程：
- 导包---import collections
- 新建一个有序字典---collections.OrderedDict()
- 写入json文件
代码：
import collections
real_result = collections.OrderedDict()
real_result["target"] = "total_result"
real_result["key1"] = "value1"
real_result["key2"] = "value2"
real_result["key3"] = "value3"
real_result_total = [real_result]
print real_result_total
输出：[OrderedDict([('target', 'total_result'), ('key1', 'value1'), ('key2', 'value2'), ('key3', 'value3')])]
current_dir = os.path.dirname(os.path.realpath(__file__))
path = os.path.join(os.path.join(current_dir, 'jsonfile'), result_json)
with open(path, 'w') as f:
json.dump(real_result_total, f, encoding="utf-8", ensure_ascii=False, indent=4, separators=(',', ':'))
json文件：
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