Poweroffice Go API REST test in python3

poweroffice_api_test.py

#!/usr/bin/env python3
import requests
from pprint import pprint

client_id = r'REPLACEME' #Application key
client_secret = r'REPLACEME' #Client key
oauth_token_base_url = 'https://godemo.poweroffice.net/OAuth/Token'
api_base_url = 'https://api-demo.poweroffice.net/'

def _url(path):
  return api_base_url + path

def get_access_token():
  headers = {'content-type':'application/x-www-form-urlencoded', 'charset':'utf-8'}
  payload = {'client_id': client_id, 'grant_type': 'client_credentials', 'client_secret': client_secret}
  resp = requests.post(url=oauth_token_base_url,data=payload, headers=headers)
  if resp.status_code != 200:
    exit("Wrong status:", resp.status_code)
  else:
    data_json = resp.json()
  return data_json

def get_customer():
  access_token = get_access_token()['access_token']
  #expires_in = data_resp['expires_in']
  #refresh_token = data_resp['refresh_token']
  #token_type = data_resp['token_type']
  access_token_header = {'authorization': 'bearer ' + access_token, 'content-type': 'application/json'}
  resp = requests.get(url=_url('/customer/'), headers=access_token_header)
  if resp.status_code != 200:
    exit("Wrong status:", resp.status_code)
  else:
    data_json = resp.json()
    pprint(data_json)
  return

if __name__ == '__main__':
  print("poweroffice start")
  get_customer() # gets all customers