摘要：
第一种方法，引入另外变量 t a = 1 b = 2 t = b # t = 2 b = a # b = 1 a = t # a = 2 print(a) # 2 print(b) # 1 第二种方法，不引入变量 a = 1 b = 2 a, b = b, a 阅读全文
摘要：
# coding:utf-8 from selenium import webdriver from time import sleep from selenium.webdriver.support import expected_conditions as EC from selenium.we 阅读全文