sklearn module

Shelve module is also used to serialize, can persist any pickle can support the Python data format, better than Pickle, but also python-specific, can dump multiple data, can also directly modify the dataSerialization of#-*-Coding:utf-8-*-__author__ = "MuT6 sch01ar" Import shelvef = Shelve.open (' shelve_test ') names = ["John", "Jack", "Jane "]info = {' name ': ' John ', ' age ': 22}f[' name '] = namesf[' infos '] = Infof.close ()Three files generated

4 APR 18Last lesson review: functions are used within a program and modules can be shared by several programsFirst, the Software development directoryconfàsettings.pyCore (primary logic) àsrc.pyDbàdb.txtLib (library) àcommon.pyBin (inlet, start) àstart.pyLogàaccess.logReadme (instruction manual)Second, the use of logging moduleThe log is divided into five levels: Debug, info, warning, error critical 50Log can be printed if the log level is set to 10, including more than 10The logging

Configparser module: for creating profiles in a certain formatCreateImportConfigparserconfig=Configparser. Configparser () config['DEFAULT'] = {'default':'Yes'}config['Path'] = {'UserInfo': R'E:\pycharm\ Learning \day29\userinfo'}with Open ('Userinfo.ini','W', encoding='Utf-8') as F:config.write (f)After the file is completed:== E:\pycharm\ Learning \day29\userinfoViewPrint(Config.sections ())#[] Because the file has not yet been readConfig.read ('Use

OS ModuleA module that the Python interpreter interacts with the operating system. Used to manipulate directories and files.# get current working directory Print (OS.GETCWD ())# Change Directory os.chdir ('C:')print(OS.GETCWD ()) # C +Os.chdir (Os.curdir) # ' . ' Go to the current directory Os.chdir (os.pardir) # ': ' Go to the parent directory os.makedirs ( " a/b/c " ) # Create multilevel directory Os.removedirs ( ' a/b/c ") # Os.mkdir

Tags: style blog http color ar strong SP div ArtInstalling the XLRD module in Python1. Download the compressed package from HTTPS://PYPI.PYTHON.ORG/PYPI/XLRD2. Unzip the downloaded Compression pack3. CD to unzip directory, execute sudo python setup.py installInstall MySQLdb on Ubuntu server:sudo apt-get install Python-mysqldbInstallation was successful, but import mysqldb prompted not to find this modulesudo apt-get source python-mysqldb, want to comp

Python module File structure code details, python module code details This article focuses on the file structure of the Python module.Python file structure (full text) #/usr/bin/env python "this is a test module" import sys import os debug = True class FooClass (object): "Foo class" pass def test(): "test function" foo = FooClass() if debug

Register the HTTP module in the configuration file After the HTTP module is created and copied to the bin directory of the Web application or Global Assembly Cache. config or machine. config. We can use the Because configuration settings can be inherited, subdirectories inherit configuration settings from the parent directory. As a result, subdirectories may inherit some unwanted HTTP modules (which are pa

Apache module development/C Language extension Apache (3: A very simple Apache module) This article from: http://www.loveopensource.com /? P = 18 Original article: Apache module development/C Language extension Apache (3: A very simple Apache module)By linux_progWith the bas

-1.11.3Move out of the latest stable version codeHG Co release-1.11.3# Modify the error level to 3 levels, D:\GIT\NGINX\AUTO\CC\MSVC 83 lines, change-W4 to-W3# Otherwise, at compile time (nmake-f build/makefile), the following error will occur:# build/lib/nginx-rtmp-module/ngx_rtmp_core_module.c (611): Error C2220: Warning is treated as error-no "object" file generated# build/lib/nginx-rtmp-module/ngx_rtmp_

1. Download the source codeXin @ Xin-desktop :~ $ Sudo apt-Get source linux-image-2.6.32-38-genericFinal installation in Directory:/usr/src/linux-2.6.32/2. Compile the source code hello_module.c and makefile.(1) create a directory named mytest.Xin @ Xin-desktop :~ /Mytest $ VI hello_module.c # Include (2) Write a makefile file:The content is as follows: # Target file obj-M: = hello_module.o # When the module contains multiple files, add this sentence

NGINX Basic module and configuration, NGINX module configurationI. NGINX built-in Basic module 1, NGINX kernel module 2, EVENTS Module 3, HTTP Core Module 2, NGINX basic configuration file #user nobody;worker_processes 1;#error_

Python Module 2: python Module 10 common modules:1> OS module:OS. getcwd (): Get the current working directory, that is, the directory path of the current python script;OS. chdir ("dirname"): change the working directory of the current script, which is equivalent to cd in shell;OS. curdir: the current directory is returned :('.')OS. pardir: gets the string name of the parent directory of the current directo

Register the ' phonelist ' component on the ' Phonelist ' module,angular. Module (' Phonelist '). Define the ' Phonecatapp ' moduleangular.module (' Phonecatapp ', [ //... which depends on the ' phonelist ' module ' Phonelist ']);By phonelist the dependency array when defining the Phonecatapp module, ANGULARJS will

11.32 PHP Dynamic Expansion Module installationNote: This section operates using PHP7.To view the PHP module:[Email protected] ~]#/usr/local/php/bin/php-mInstalling the Redis moduleRedis is a key-value storage system. Similar to memcached, it supports storing more value types, including string (string), list (linked list), set (set), and Zset (ordered collection).Preparatory work:[Email protected] ~]# CD/US

Use C language to expand the lua module (Entry level) and lua Module In lua, modules are often loaded to implement some functions. If there is no ready-made module for require, we have to write the module by ourselves. A few days ago, I used C to extend the sha1 Algorithm Module