library/jsonrpc_authenticate_version.py

import json
import random
import requests

server_url = 'http://localhost:9999'
db_name = 'library_13'
username = 'user2'
password = '098iop'

json_endpoint = "%s/jsonrpc" % server_url
headers = {"Content-Type": "application/json"}


def get_json_payload(service, method, *args):
    return json.dumps({"jsonrpc": "2.0", "method": 'call', "params": {
      "service": service,
      "method": method,
      "args": args
    }, "id": random.randint(0, 100000000), })


payload = get_json_payload("common", "version")
response = requests.post(json_endpoint, data=payload, headers=headers)
print(response.json())