Python

Export the bean column as a Markdown file.#!/usr/bin/env python#! Encoding=utf-8# Description: Export the bean column as a Markdown file.# version:1.0.0.0# Python Version:python

Configuring the Environment$ cat /etc/os-releaseNAME="Ubuntu"VERSION="16.04 LTS (Xenial Xerus)"ID=ubuntuID_LIKE=debianPRETTY_NAME="Ubuntu 16.04

zhong_guo = {     ' Shandong ': {         ' Qingdao ':  [' Lichang District ',  ' Shinan District ',  ' Shibei District ',  ' Chengyang District '],         ' Jinan ':  [' Naka ward ',  ' Tianqiao District ',  ' Changqing District ',  ' Lixia

Continue string typeThe original is the STR into this type, preceded by "is", it is to check whether STR is this type, return boolStr.isalpha ()//See if STR is all alphabetic or kanji, return boolStr.isdigit ()//See if STR is all numbers, numbers

The regular expression library re is a very important library.First, the regular expression has two types of representations, one is the raw string type (the primitive type), that is, we often see the wording of R ", and the other is not with R,

Welcome to join thousands of people Exchange Learning Group: 125240963Third, some basic operation of the image1. Output picture information (format, size and image type)4. Rotate the pictureTo rotate an image, you can use a counterclockwise

Copy copy of the object, the Copy module contains two rows of copy and Deepcopy, which are used to copy an existing object .Shallow copy (shallow copy)The shallow copy created by copy () is a new container filled with references to the contents of

1. Modules (variables, functions, classes, implements a function)Package: Used to logically organize the module, essentially a directory (must have __init__.py)2. How to ImportImport Module_alexFrom Module_alex Import *From Modele_alex import logger,

1, installation package download: Download the corresponding version and platform on the following URL. WHL package, and then manually install.https://www.lfd.uci.edu/~gohlke/pythonlibs/2. Copy it to the \lib\site-packages folder under the Python

Digital integral typePython3, no matter how long the number is expressed in int, there is an int and a long in the Python2, long indicates the length of the integerCommon methods for numbers, which must be followed by parentheses ()int (): converts

Pexpect is a Python module used to start subroutines and automatically control them, which can be used to interact with command-line programs like SSH, FTP, passwd, Telnet, and so on. Shell command expect using http://blog.51cto.com/superleedo/193141

1. What is a package#官网解释Packages is a-structuring Python ' s module namespace by using "dotted module names"A package is a way to organize the Python module namespace by using the '. Module name '.#具体的: The package is a folder containing

Select sort (Selection sort) is a simple and intuitive sorting algorithm. It works by selecting the smallest (or largest) element of the data element to be sorted each time, storing it at the beginning of the sequence until all the data elements to

The process of converting any data type to a string is called serialization!Why convert to a string? 1, do solid state storage 2, do network transmissionPython offers three ways to serialize: Json,pickle,shelve three typesJSON supports data types

0Python is a high-level language 1 idle is an integrated development environment that comes with the Python package, which allows beginners to easily create, run, test, and debug Python programs.2 PrintOut 3 * 4 times 5 is the same type published

The OS modules in the Python standard library contain common operating system features. This module is especially important if you want your program to be platform-agnostic. That is, it allows a program to be written without any changes or problems,

Image is mainly opened after the picture, the image is edited, mainly has the following common functions:1. Read and display the picture:From PIL Import imageimg = Image.open ("H:\\salary.png", ' R ') Img.show ()2. Display Image size:From PIL Import

Before we know about object-oriented programming, we need to know what object-oriented is. It can be said in general that all things in the world are objects, and since they are objects, different objects have different properties. However, objects

posted: 2017-8-30 11:56 Gu Xiang Source: 51Testing Software Test Network originalhttp://www.51testing.com/html/69/n-3720769-2.html1. test the PyramidFigure 1 Software Test Pyramid Figure 1 is the main Cohn proposedSoftware TestingPyramid, he thought

Recently saw the visual word cloud, see online also a lot of such tools, but are not perfect, some do not support Chinese, some Chinese word frequency statistics are inexplicable, some do not support custom shapes, all can not customize the color,