sel.py

import getpass

from selenium import webdriver
from selenium.webdriver.common.keys import Keys

from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.ui import WebDriverWait

userStr = raw_input("Username: ")
passStr = getpass.getpass("Password: ")

browser = webdriver.Firefox()

browser.get('https://sakai.duke.edu')

assert 'Duke' in browser.title

login = browser.find_element_by_class_name('btn-primary')  # Find the search box
login.click()

#wait = WebDriverWait(browser, 10)
#element = wait.until(EC.element_to_be_clickable((By.ID, 'text')))
browser.implicitly_wait(10) # seconds

user = browser.find_element_by_name('j_username')
user.send_keys(userStr)

passw = browser.find_element_by_name('j_password')
passw.send_keys(passStr + Keys.RETURN)

#browser.quit()