Вызов функции из модуля в функции класса тестов

#-*- coding: utf-8 -*-
 
import unittest
from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions
from selenium.webdriver.chrome.options import Options
import random
 
import requests
import json, time, datetime
from datetime import timedelta
 
import pyodbc
import re
import platform
 
 
import settings
 
 
settings.connectToDB()
 
 
class CreateCompanyTest(unittest.TestCase):
     
    @classmethod
    def setUpClass(cls):
        
        settings.chromeDriver(cls)
        settings.basicSettings(cls)
    
    
 
    @classmethod
    def test003_CheckOrder(cls):
        settings.CheckOrder(cls)
        
 
    
    def test006_checkResult(self):
        
        self.assertEqual("{date}".format(date=settings.orderNum), settings.checkInFound(self))
 
    @classmethod
    def tearDownClass(cls):
        # close browser
        cls.driver.quit()
 
if __name__ == '__main__':
 unittest.main(verbosity=2)

def chromeDriver(cls):
    if platform.system() == "Linux":
        cls.driver = webdriver.Chrome('/usr/bin/chromedriver')            
    else:
        cls.driver = webdriver.Chrome('c:/TEMP/chromedriver_win32/chromedriver.exe')

class CreateCompanyTest(unittest.TestCase):
     
    
    def setUpClass(self):
        
        settings.chromeDriver(self)
        settings.basicSettings(self)