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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import random # 随机浮点数,范围为(0,1) print(random.random()) # 随机整形数,范围为(1,5) print(random.randint(1,5)) # 随机整形数,范围为(1,4) print(random.randrange(1,5)) # ... 阅读全文
posted @ 2018-05-29 13:50
Octopuslnlzy
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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import shelve import datetime # -----------写文件---------- # d = shelve.open("test_shelve") # info = {'age': 22, 'job': 'IT'} # # name = ["alex", "r... 阅读全文
posted @ 2018-05-29 13:49
Octopuslnlzy
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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- # http://www.cnblogs.com/wupeiqi/articles/4963027.html import shutil # 将test1中的内容复制到test2中 # f1 = open("test1", 'r', encoding="utf-8") # f2 = open("... 阅读全文
posted @ 2018-05-29 13:45
Octopuslnlzy
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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import os # 查询当前路径 print(os.getcwd()) # 跳转到指定路径 os.chdir("/Users/zhangyu/PycharmProjects/s14/day4") print(os.getcwd()) os.chdir("/Users/zhangyu/Pycha... 阅读全文
posted @ 2018-05-29 13:43
Octopuslnlzy
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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import time, datetime ''' 三种形式: 时间戳格式:1527321802.984473 struct time(tuple)格式:time.struct_time(tm_year=2008, tm_mon=6, tm_mday=12,\ ... 阅读全文
posted @ 2018-05-29 13:42
Octopuslnlzy
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#!/usr/local/bin/python3 # -*- coding:utf-8 -*- import re # ----------正则表达式符号---------- ''' '.' 默认匹配除\n之外的任意一个字符,若指定flag DOTALL,则匹配任意字符,包括换行 '.+' 匹配任意字符 '^' 匹配字符开头,若指定flags MULTILINE,这种也... 阅读全文
posted @ 2018-05-29 13:41
Octopuslnlzy
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