在需要python dict的函数之后将对象转换为json字符串

Question

I have a python function/method that takes in a student and will show profile... i realized i need to return context as a json string. how do i do that?

context["student"] = db.query_dict(student_profile_sql.format(student_id=self.kwargs["student_id"])
    )[0]

appear(self.request, "Show profile", {
   "student_name": context["student"]["first_name...
})

return context  // i need to return context as json string how can i do that?

How can i return context as a json string?

Answer 1

Import the json library:

import json

Then use json.dumps :

return json.dumps(context)

From the Python documentation :

json.dumps(obj, ...)

Serialize obj to a JSON formatted str