037吴宜珊

摘要： datetime.now() # 获取当前datetimedatetime.utcnow() from datetime import datetime dt=datetime.now() print(dt) dtut=datetime.utcnow() print(dtut) datetime(2 阅读全文

摘要： import jieba txt=open('test.txt','r',encoding='utf-8').read() words=list(jieba.cut(txt)) exc={'我们','可是','自己','他们','一个',} keys=set(words) keys=keys-exc dic={}#定义一个空字典 for i in keys: if len(i)=... 阅读全文

摘要： >>> fo=open('test.txt','w')>>> fo.write('''I'm a big big girl in a big big world It's not a big big thing if you leave me but I do do feel that I too 阅读全文

摘要： 1.d={ "01":90,"02":78,"03":56,"04":99,"05":61}print(d["01"])print("05" in d)print(d.keys())print(d.values())print(d.items())print(d.pop("01"))print(d. 阅读全文

摘要： 1. big='''i'm a big big girlin a big big worldit's not a big big thing if you leave mebut i do do feelthat i too too will miss you muchmiss you muchi 阅读全文

摘要： 1.plaincode=input('明文:')print('密文:',end='')for i in plaincode: print(chr(ord(i)+3),end="") 2. print('国家名称 GDP总量（人民币亿元）')print('{0:''<12}￥{1:' '>10,.2f 阅读全文

摘要： 1. s='星期一星期二星期三星期四星期五星期六星期日'd=int(input('1-7:'))print(s[3*(d-1):3*d]) 2. s=input("请输入你的学号:")print("年级是：",s[0:4])print("专业是：",s[4:8])print("学号是：",s[-4: 阅读全文

摘要： 1. import turtleturtle.color('yellow')turtle.bgcolor('red')turtle.begin_fill()for i in range(5): turtle.forward(200) turtle.right(144)turtle.end_fill( 阅读全文

摘要： 1. import turtle turtle.shape('turtle') turtle.circle(10)turtle.circle(20)turtle.circle(40)turtle.circle(60)turtle.circle(90) 2. import turtle turtle. 阅读全文

摘要： 1. >>>intput（'你好，你叫什么名字:')你好，你叫什么名字:吴宜珊'吴宜珊'2.print('两数之和为 %.1f' %(float(input('输入第一个数字：'))+float(input('输入第二个数字：')))) 输出结果：输入第一个数字：2输入第二个数字：3 两数之和为 5 阅读全文