Selenium send_keys problem

#! /usr/bin/python

# coding=utf-8

import flickrapi
from datetime import datetime
from pyvirtualdisplay import Display
from selenium import webdriver
from selenium.common.exceptions import NoSuchElementException


FLICKR_USERNAME = 'REDACTED'
FLICKR_PASSWORD = 'ALSO_REDACTED'


def log_into_flickr():
    loggit(u'Starting display for API access')
    display = Display(visible=False, size=(800, 600))
    display.start()
    loggit(u'Display started')

    loggit(u'Starting browser for API access')
    browser = webdriver.Firefox()
    loggit(u'Browser started')

    browser.implicitly_wait(10)
    loggit(u'Browser will implicitly wait 10 seconds.')

    loggit(u'Going to Flickr signin URL')
    browser.get('http://www.flickr.com/signin/')
    loggit_ss(browser, '1-web-signin-for-api-access')

    try:
        sign_in_fieldset = browser.find_element_by_id('fsLogin')
        loggit(u'Got sign-in page (or at least a page with #fsLogin in it)')

    except NoSuchElementException:
        loggit(u'Could not find #fsLogin on what we thought was the Yahoo!/Flickr sign-in page for API access. Hm.')

    try:
        yahoo_id_field = browser.find_element_by_name('login')
        loggit(u'Sending Flickr username: ' + FLICKR_USERNAME)
        yahoo_id_field.send_keys(FLICKR_USERNAME)

    except NoSuchElementException:
        loggit(u'-----NO LOGIN FIELD FOUND')

    try:
        yahoo_password_field = browser.find_element_by_name('passwd')
        loggit(u'Sending Flickr password: ' + FLICKR_PASSWORD)
        yahoo_password_field.send_keys(FLICKR_PASSWORD)

    except NoSuchElementException:
        loggit(u'-----NO PASSWORD FIELD FOUND')

    loggit_ss(browser, '1-1-web-signin-for-api-access_details-entered')

    loggit(u'Submitting')
    yahoo_password_field.submit()
    loggit(u'Submitted')

    try:
        loggit(u'Checking to see if we on the Flickr home page yet')
        h1_text = browser.find_element_by_tag_name('h1').text
        loggit_ss(browser, '2-flickr_homepage_maybe')

        if FLICKR_USERNAME in h1_text:
            loggit(u'We on the Flickr home page')
            got_to_flickr_homepage = True
        else:
            loggit(u'Hm. We found an h1, but it does not have ' + FLICKR_USERNAME + ' in its text. Here is its text: ' + h1_text)

    except NoSuchElementException:
        loggit(u'Hm. Thought this was the signed-in Flickr home page, but can not find an <h1> in it')


    loggit(u'Qutting browser')
    browser.quit()
    loggit(u'Browser quit')

    loggit(u'Stopping display')
    display.stop
    loggit(u'Display stopped')





def loggit(message):
    print u'[%s] %s' % ( unicode( str( datetime.now().strftime('%Y-%m-%d %H:%M:%S') ) ), message)


def loggit_ss(browser, prefix):
    loggit(u'Attempting to save screenshot')

    ss_filename = '/tmp/log_unfriendr__' + prefix + '__' + datetime.now().strftime('%Y-%m-%dT%H:%M:%S.%f') + '.png'
    browser.save_screenshot(ss_filename)

    loggit(u'Theoretically saved screenshot: ' + ss_filename)




log_into_flickr()