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  • jpython 字典转字Json时常见问题

    • 字典转json时,默认汉子变成ascii 字符码,而不是中文,如果你需要中文时需要添加参数【ensure_ascii=False】
    import json
    
    city = {
        "cityCode": "110000",  #
        "cityName": "北京"}
    
    print(json.dumps(city))
    # >>> {"cityCode": "110000", "cityName": "u5317u4eac"}
    
    print(json.dumps(city, ensure_ascii=False)) # 禁用 ensure_ascii
    #>>> {"cityCode": "110000", "cityName": "北京"}
    • 字典转json时,默认会在冒号,逗号后面添加空格,如果去掉空格需要添加参数【separators=(',', ':')】

    import json
    
    city = {
        "cityCode": "110000",  #
        "cityName": "北京"}
    
    print(json.dumps(city, ensure_ascii=False))
    # >>> {"cityCode": "110000", "cityName": "北京"}
    
    print(json.dumps(city, ensure_ascii=False, separators=(',', ':')))  # 去掉"," ,":"后面空格
    # # >>> {"cityCode":"110000","cityName":"北京"}
    • 字典转json时格式化输出,添加参数【indent=2】
    import json
    
    city = {
        "cityCode": "110000",  #
        "cityName": "北京"}
    
    print(json.dumps(city, ensure_ascii=False))
    # >>> {"cityCode": "110000", "cityName": "北京"}
    
    print(json.dumps(city, ensure_ascii=False, indent=2))   # 格式后缩进2个字符,indent的值为非负整数;
    # # >>> {
    #   "cityCode": "110000",
    #   "cityName": "北京"
    # }
    • 字典转json时按key进行排序,添加参数【sort_keys=True】
    import json
    
    city = {
        "Name": "北京",  #
        "Code": "110000",  #
    }
    
    print(json.dumps(city, ensure_ascii=False))
    # >>> {"Name": "北京", "Code": "110000"}
    
    print(json.dumps(city, ensure_ascii=False, sort_keys=True)) # 正向排序
    #>>> {"Code": "110000", "Name": "北京"}
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  • 原文地址:https://www.cnblogs.com/mengyu/p/13684254.html
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