Custom Code ERROR with a private API

[C-LineM]

Hello, i have so many errors with my custom code to connect a dialer tool (Diabolocom) and i don't understand why : Could you please help me ?

import os

from hubspot import HubSpot

from hubspot.crm.contacts import ApiException

import requests

import json

import re

def main(event):

JN_HUBSPOT_API_KEY = "MY_KEY"

hubspot = HubSpot(api_key=JN_HUBSPOT_API_KEY)

try:

ApiResponse = hubspot.crm.contacts.basic_api.get_by_id('contact_id')

phone=ApiResponse.properties.get('phone')

phone = re.sub("^0(.*)",r"33\1",phone)
phone=phone.replace(" ","")

hs_object_id=ApiResponse.properties.get('hs_object_id')

except ApiException as e:

    print(e)

    raise

diabolocom_api_endpoint = "URL"

headers = {

'Private-Token': TOKEN_DIABOLO',

'Content-Type': 'application/json'

}

payload = json.dumps({

"priority": 10,
  
"customFields": {

"phone": phone,
"nom": lastname,
"prenom": firstname,
"fp_campagne": fp___campagne,
"id_contact": id_contact
}

})

r=requests.post(diabolocom_api_endpoint, headers=headers, data=payload)