how to write the code of POST request with json body in jython ？

[hqsh]

json body may be: {"a": 1, "b": ["x", "y"], "c": {"c1": 1, "c2": 2}}

[imbyungjun]

Try advanced configuration like this when you creating a new Jython script.
This will create a new Jython script with JSON handling template.