import requests
import sys

credential_file_name = "C:\credentials"
with open(credential_file_name, "r") as af:
    for line in af:
        user = line.split(":")[0].strip()
        password = line.split(":")[1].strip()
        break

url_test = "http://srv190/cmdb/api2/ci"
file_json_test = open(sys.argv[1], "r", encoding="utf-8").read()
headers = {"Content-Type" : "application/json"}
ret = requests.post(url=url_test, json=file_json_test, headers=headers, auth=requests.auth.HTTPBasicAuth( user, password ), verify=False)
print(str(ret.status_code))
print(str(ret.text))
exit(0)

400
{"Message":"The request is invalid.","ModelState":{"ciApi":["An error has occurred."]}}

[
    {
        "name": "test12346",
        "description": "test test",
        "summary": "Testing CI",
        "status": "Active",
        "type": "Virtual Server",
        "organisation": "IDC"
    }
]