我是 json 的新手,我一直在尝试将 json 的一部分存储到另一个文件中,因为我认为这样做比删除不需要的元素更容易。我看过有关如何访问 json 的一部分然后打印它们但不保存它的帖子。这是我正在使用的 json。
{
"Id": "Annual report 2019",
"Date": "25/11/2019",
"Schools": [
{
"Id": "001",
"Name": "Sunway College",
"Numbers of teachers": "113",
"Number of students": "400",
"Description": null,
"Partnership": {
"Schools": [
"Lancaster University"
]
},
"Private": true,
"Annual Revenue": null
},
{
"Id": "002",
"Name": "Taylors ",
"Numbers of teachers": "200",
"Number of students": "600",
"Description": null,
"Partnership": {
"Schools": [
"CQ University","Thomas More University of Applied Sciences"
]
},
"Private": true,
"Annual Revenue": null
}
],
"Created By":"Bobby Williams",
"Date of data collected":"18/8/2019"
}
以及我想将它存储在另一个 json 文件中的内容。
{
"Schools": [
{
"Id": "001",
"Name": "Sunway College",
"Numbers of teachers": "113",
"Number of students": "400",
"Description": null,
"Partnership": {
"Schools": [
"Lancaster University"
]
},
"Private": true,
"Annual Revenue": null
},
{
"Id": "002",
"Name": "Taylors ",
"Numbers of teachers": "200",
"Number of students": "600",
"Description": null,
"Partnership": {
"Schools": [
"CQ University","Thomas More University of Applied Sciences"
]
},
"Private": true,
"Annual Revenue": null
}
]
}
有什么解决方案或帖子可以帮助我吗?
如果我正确理解您的问题,您想将 json 对象的一部分保存到文件中。
如果您想要 jsonObject (即schools
)的一部分,您可以将其分配为另一个变量并将其存储在文件中。例如
def get_part_of_json(jsn_obj, key, file_name):
new_jsn_obj = jsn_obj[key]
new_str = json.dumps(new_jsn_obj)
file = open(file_name, 'w')
file.write(new_str)
def read_jsn_string(string_var):
return json.loads(string_var)
所以当你写的时候json.dumps
它会将json对象转换成字符串。并写入json.loads
您将获得相应的 json 对象。
希望有帮助!
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