#coding:utf-8 ‘‘‘ Created on 2017??9??6?? @author: li.liu ‘‘‘ from selenium import webdriver from selenium.webdriver.common.action_chains import ActionChains import os import time import re url=‘http://101.37.179.183‘ #url=‘http://www.baidu.com‘ ‘‘‘ xpath=‘//*[@id="header"]/div[4]/span[1]/a‘ xpath1=‘//*[@id="header"]/div[4]/span[2]/a‘ driver=webdriver.Chrome() driver.get(url) #elem=driver.find_element_by_xpath(xpath) #ActionChains(driver).move_to_element(elem).perform() #time.sleep(1) print driver.find_element_by_xpath(xpath1).is_selected() print 1 driver.quit() try: driver.find_element_by_xpath(xpath1).click() except: elem=driver.find_element_by_xpath(xpath) ActionChains(driver).move_to_element(elem).perform() driver.find_element_by_xpath(xpath1).click() print 1 n=‘n‘ m=‘m‘ t={n:[1,2],m:[3,4,5]} l=‘l‘ t[l]=[] t[l].append(6) t[l].append(7) t[l].extend(t[n]) print type(t) for i in t: print i,t[i] t[l]=[] print ‘\n==============‘ for (d,k) in t.items(): print d,k ‘‘‘ ‘‘‘ a=1 b=2 b=a+b a=b-a b=b-a print a,b def t(*t): print type(t) def h(**t): print t t(1,2) h(a={},b=2,c=3) print ‘需求分析‘ print ‘‘ ‘‘‘ c=0 ‘‘‘ for i in a: try: print int(i) c+=1 except: pass print c ‘‘‘ a=‘abcd1.2dbdf4dd32da2dfs9df‘ s=re.findall(‘\d‘, a) t=‘‘ for i in s: t=t+i print t s=re.compile(‘\D‘) c=re.sub(s,‘‘,a) print c