from selenium import webdriver
url='https://www.jianshu.com/p/a64529b4ccf3'
def get_info(url):
include_title=[]
driver=webdriver.PhantomJS()
driver.get(url)
driver.implicitly_wait(20)
author=driver.find_element_by_xpath('/html/body/div[1]/div[1]/div[1]/div[1]/div/span/a').text
print(author)
get_info(url)