selenium抓取chromedriver的network

#coding:utf-8

from selenium import webdriver
from selenium.common.exceptions import TimeoutException
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
from selenium.webdriver.support.ui import WebDriverWait # available since 2.4.0
from selenium.webdriver.support import expected_conditions as EC # available since 2.26.0

def z_get_href_by_partial_link_text( str ):
try:
var = driver.find_element_by_partial_link_text(str)
return var.get_attribute("href")
except:
return ''

d = DesiredCapabilities.CHROME
d['loggingPrefs'] = { 'performance':'ALL' }
driver = webdriver.Chrome('/home/ambulong/chromedriver', desired_capabilities=d)

driver.get("http://www.csdn.com")

print "Title: " + driver.title

login_key = ['登录','登陆','登入','login', 'Login', 'LOGIN']
reg_key = ['注册','加入','新账户','register', 'Register', 'REG']
findpass_key = ['找回密码','忘记密码']

register_u = ''
login_u = ''
findpass_u = ''

register = driver.find_element_by_partial_link_text("注册")

register.click()

value_box = driver.find_element_by_name('mobile')
value_box.send_keys('13000000000')
value_box.send_keys(Keys.TAB)

for entry in driver.get_log('performance'):
print entry
#print "Register: "+z_get_href_by_partial_link_text("注册")
#print "Login: "+z_get_href_by_partial_link_text("登录")
#print "FindPassword1: "+z_get_href_by_partial_link_text("找回密码")
#print "FindPassword2: "+z_get_href_by_partial_link_text("忘记密码")