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什么是http和https协议： HTTP协议：全称是HyperText Transfer Protocol，中文意思是超文本传输协议，是一种发...
def foo(args1,argst):print(args1)print(argst) foo("hello","if","you","lo...
jScores=[10,12,9,21,8,7] ascors=16 jScores.sort() 给列表排序 jScores.pop() 21...
emotion=["angry","happy","nervous","sad"] 元组0，1，2，3，或者逆序，-1-2-3-4 print(...
https://www.douban.com/robots.txt robots.txt 相应网站的爬虫协议，注意看有没有不让抓取的网页 imp...
import osos.getcwd()'/Users/dengjialiang/Documents/python'with open("/Us...
while True:try:num1 = int(input("Enter the first number:"))num2 = int(in...
import os 对文件目录的操作 os.getcwd() 获得当前路径 path = "///"os.chdir(path) 移动到path...