jwy2014的专栏

Value=34895348587575Value=34895348587575abababbabaValue=1.290934# -*- coding: utf-8 -*-"""Created on Sun Aug 16 20:57:31 2020@author: jwy"""#coding=utf-8#Version:python 3.6.0#Tools:Pycharm 2017.3.2_date_ = '2019/04/17 22:00'_author_ = 'CXJ

在python中，有些代码是2.x版本的，print不用加括号，如果换成3.x又得加上括号，手动添加很麻烦哟。那么如何利用vim的正则表达式来实现查找替换呢。命令如下：:%s/print\s*\(.*\)$/print(\1)解析：/print-->匹配print字符串，\s*-->表示任意个空格，\(-->用于将匹配的部分可在后面用\1引用，.∗)$-->将到行尾的所有字符组成字符串匹配成一个可以引用的串，/print(\1)-->替换为print(匹配的内容)。.

python编程路径def merge(S1,S2,S): i=j=0 while i+j <len(S): if j==len(S2) or (i<len(S1) and S1[i]<S2[j]): S[i+j]=S1[i] i+=1 else: S[i+j]=S2[j] j+=1def merge_sort(S): n=...

# -*- coding: utf-8 -*-from functools import reducedef greet(name): print("hello,"+name+"!") greet2(name) print("getting ready to say bye.") bye() def greet2(name): print("how are you "+name+"?")def bye(): print("ok bye.").

安装安装可以通过pip，只需要执行pip install pillow即可from PIL import ImageGrabfrom PIL import ImageFilter,Image#get current screen copyimage = ImageGrab.grab()#display image sizeprint("Current screen s...