anaconda python 3 5

be used in the function4, sum (A, B) at the time of execution, the "a" and "C" is passed to the SUM function5, return is the result when we call the function, the call function returns two number of the C=a+bb, various parameter types of the functionYou will often see how func (*args,**kwargs) functions are definedExample 1:1. Set a default value for variable bIf a value of B is specified when the argument is passed in, then there is a default value when B has no valuedef Funca (a,b=0): prin

than cpython.2. The performance of Python applications should be very stable.3. MaintainSource codeLevel of compatibility.4. maintain compatibility with the cpython extension module at the source code level.5. We do not want to maintain a long-term Python implementation. We regard this project as a development branch

1. Python User interactionThe program will inevitably interact with the user.For example, you would want to get the user's input and print out some returned results to the user. We can implement this requirement by using the input () function and the print function, respectively.1 #! /user/bin/env Ptyhon2 #-*-coding:utf-8-*-3 #Author:visonwong4 5Name = input ("Name:")6age = Int (input ("Age :"))7Job = input

issues (i.e. m OST probably bug)//"F": Fatal for errors which prevented further processing "ignore": [],//a list of strings of Individu Al errors to disable, ex: ["C0301"] "Disable": [], "plugins": []}Sublimetmpl new File template plug-in1. Set up your own information in the Settings-user:{"Disable_keymap_actions": false,//"all"; "Html,css" "Date_format": "%y-%m-%d%h:%m:%s", "attr": {"author": "Chen", "email": "[email protected]", "link": "/HTTP/ www.baidu.com/"}}Terminal Open a command window

Recently in learning Python, like many beginners, the beginning of a more tangled in the end is version 2 or version 3 is the future trend. In order to avoid too many detours, special online Check the relevant information, summed up some 2 and 3 differences, a lot of content is reproduced, the great God do not despise ha ... 1. Performance The Py3.0 runs Pystone

Recently in learning Python, like many beginners, the beginning of a more tangled in the end is version 2 or version 3 is the future trend. In order to avoid too many detours, special online Check the relevant information, summed up some 2 and 3 differences, a lot of content is reproduced, the great God do not despise ha ... 1. Performance The Py3.0 runs Pystone

Python reflection mechanismI remember when I learned Java, I came into contact with the concept of reflection, and then with the work, often hear the concept of reflection, today decided to sum up a good.The following 3 blog posts I feel very good to write, you can make reference.71406953Http://www.mamicode.com/info-detail-1401422.htmlHttps://www.cnblogs.com/huxi/archive/2011/01/02/1924317.htmlFirst, you ne

-ins very convenient) 2.Anaconda (This is a Python auto completion and syntax hint plugin, and provides " jump to the function defined " 3.AutoFileName (plug-ins for auto-complete file paths) ... Other plugins, I will not list the introduction. I almost forgot, I haven't told you how the package control is installed. The way to install the package Control is s

effectively avoiding namespace conflicts. To create a package, create a folder named "package name" and create a _ init __. you can store script files, compiled extensions, and sub-packages in this folder as needed. A typical package may have the following structures: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> 1 Package1 / 2 _ Init __ . Py 3 Subpack1 / 4 _ Init __ . Py

Python crawler practice (5) -------- Zhaopin network and python Zhaopin Network A few days ago, I helped my colleagues crawl some information about data analysis jobs on the Internet by Zhaopin. He said that he had to perform some data analysis. Now he has helped him crawl the job. I originally wanted to use Scrapy for crawling, but I don't know why the crawled d

. The slice from I to J consists of all characters marked between I and j edge. For non-negative indexes, the slice length is the index difference if they are within the boundary. For example, the length of word [1: 3] is 2. The built-in function Len () returns the string length: 3.1.3 about Unicode From python3.0, all strings support Unicode. The advantage of Unicode is that it provides an ordinal number for each text character in each current script

result is a floating-point number, as long as one of the numerator denominators is a floating-point number when performing the division operation. For example, 1.0//2 is calculated as the result of 0.0,2.0//2 is 1.0.?? In addition to the arithmetic character, Python provides two special operators:% (take the remainder operator) and * * (power operator). The take-up operator is used to perform a take-off operation on integers and floating-point number

-point numbers, and the result is a floating-point number, as long as one of the numerator denominators is a floating-point number when performing the division operation. For example, 1.0//2 is calculated as the result of 0.0,2.0//2 is 1.0. In addition to the arithmetic character, Python provides two special operators:% (take the remainder operator) and * * (power operator). The take-up operator is used to perform a take-off operation on in

effects. One feature of functional programming is that you can pass the function itself as a parameter to another function and return a function! Python provides partial support for functional programming. Because Python allows variables, Python is not a pure functional programming language. Ii. Concepts of Higher-Order Functions 1. variables can point to funct

This article mainly introduces 5 ways to make Python code run faster, this article introduces the PyPy, Pyston, Nuitka, Cython, Numba and other open-source software, can improve the efficiency of Python, need friends can refer to the Regardless of language, we need to pay attention to performance optimization problems, improve the efficiency of execution. The sc

Basic knowledge of Python (5) and basic knowledge of pythonI. Variable 1. Reference id () Both parameter passing and return values of the function are references to the stored data. 2. Variable and immutable types (variable reference addresses only change after the value assignment statement) Data in the memory of an unchangeable type cannot be modified. Data in a variable type memory can be modified