邏輯：仿真瀏覽器的操作，定位元素填入數據，根據頁面元素獲取屬性下載圖片驗證碼進行分析，自動填充驗證碼，實現自動化操作。

使用chrome瀏覽器，需要下載對應版本的webdriver 下載地址：。

#coding=utf-8from selenium import webdriverfrom selenium.common.exceptions import NoSuchElementExceptionfrom selenium.webdriver.common.keys import Keysfrom selenium.webdriver.support.ui import WebDriverWaitimport time ,sys, requests, jsonclass Browser(object):def __init__(self,url):
 self.browser = webdriver.Chrome()
 self.browser.maximize_window()
 self.url = url
 self.browser.get(self.url)def get_element_by_id(self,element_id): return self.browser.find_element_by_id(element_id)def get_element_by_class(self,_class):return self.browser.find_element_by_class_name(_class)def get_element_by_text(self,text):return self.browser.find_element_by_link_text(text)def get_screenshot(self,file):return self.browser.get_screenshot_as_file(file) def waitfor(self,element_id):return WebDriverWait(self.browser,10).until(lambda b:b.find_element_by_id(element_id).is_displayed())def upload_code_check():
 url = ':5678/api.php?method=upload'print url
 data = {}
 data.update({'username':'xxxxx'})
 data.update({'password':'xxxxx'})
 data.update({'codetype':'5000'})
 data.update({'appid':'1'})
 data.update({'appkey':'22cc5376925e9387a23cf797cb9ba745'})
 data.update({'timeout':'60'})
 data.update({'version':'YAPI/WEB v1.0.0'})
 data.update({'showimage':'1'})
 files = {'file':('dd.jpg',open('C://dd.jpg','rb'),'image/jpeg')}
 res = requests.post(url,data=data,files=files)
 res_json = json.loads(res.content)print res.contentreturn res_json 
 

def get_code_check_results(url1):while True:
 res1 = requests.get(url1)
 res1 = json.loads(res1.content)if res1['ret'] == 0:breakreturn res1def get_image(img_url):
 img = requests.get(img_url)
 img_f = open('C://dd.jpg','w+b')
 img_f.write(img.content)
 img_f.close()return img 

def main():
 url = ''count = 'xxxxxxx'pwd = 'xxxxxxxx'pwd_new = 'xxxxxxx'#email_new = 'xxxxx@qq.com'email_new = 'xxxxxxxx@qq.com'browser = Browser(url)if browser.waitfor('nav-link-yourAccount'):
 browser.get_element_by_id('nav-link-yourAccount').click()else:print 'connect timeout'sys.exit(1)if browser.waitfor('ap_email'):
 browser.get_element_by_id('ap_email').send_keys(count)
 browser.get_element_by_id('ap_password').send_keys(pwd)
 browser.get_element_by_id('signInSubmit').click()try:
 error = browser.get_element_by_id('auth-error-message-box')print 'login error'except Exception:passelse:print 'connect timeout'sys.exit(1)if browser.waitfor('nav-link-yourAccount'):
 browser.get_element_by_id('nav-link-yourAccount').click()else:print 'connect timeout'sys.exit(1)try:
 text = browser.get_element_by_text(u'登錄和安全設置')
 text.click()
 email = browser.get_element_by_id('auth-cnep-edit-email-button')
 email.click()if browser.waitfor('ap_email_new'):
 browser.get_element_by_id('ap_email_new').send_keys(email_new)
 browser.get_element_by_id('ap_email_new_check').send_keys(email_new)
 browser.get_element_by_id('ap_password').send_keys(pwd) 
 yanzhenma = browser.get_element_by_id('auth-captcha-image')
 img_url = yanzhenma.get_attribute('src')
 img_url = img_url.replace('&','&')print img_url
 img = get_image(img_url)
 res_json = upload_code_check()
 
 url1 = ":5678/api.php?method=result&cid=" + str(res_json['cid'])print url1
 res1 = get_code_check_results(url1)print res1['text']
 yzm = res1['text']print yzmif yzm:
 browser.get_element_by_id('auth-captcha-guess').send_keys(str(yzm))
 browser.get_element_by_id('cnep_1B_submit_button').click()if browser.waitfor('auth-success-message-box'):
 browser.get_element_by_id('auth-cnep-edit-password-button').click()print 'success modify email'if browser.waitfor('ap_password_new_check'):
 browser.get_element_by_id('ap_password').send_keys(pwd)
 browser.get_element_by_id('ap_password_new').send_keys(pwd_new)
 browser.get_element_by_id('ap_password_new_check').send_keys(pwd_new)
 auth_img_url = browser.get_element_by_id('auth-captcha-image')
 img_url2 = auth_img_url.get_attribute('src').replace('&','&')
 img2 = get_image(img_url2)
 res_json = upload_code_check()
 url2 = ":5678/api.php?method=result&cid=" + str(res_json['cid'])print url2
 res2 = get_code_check_results(url2)print res2['text']
 yzm2 = res2['text']print yzm2if yzm2:
 browser.get_element_by_id('auth-captcha-guess').send_keys(str(yzm2))
 browser.get_element_by_id('cnep_1D_submit_button').click() 
 except NoSuchElementException,e:print(e) 

if __name__ == "__main__":
 main()