pivot table in python

the Tb_copy tableselect * from tb_copy;+----+--------+-------+-------+----------+-------------+| id | name | alias | email | password | phone |+----+--------+-------+-------+----------+-------------+| 5 | hello | NULL | NULL | 1 | 13800138000 || 6 | word | NULL | NULL | 2 | 13800138000 || 7 | python | NULL | NULL | 3 | 13800138000 |+----+--------+-------+-------+----------+-------------+3 rows in set (0.00 sec

1. The first page describes the contents of the Word table as follows: Every two tables is followed by a merged cell2. Introduction of the Win32com module3. Specific code1 #http://www.jb51.net/article/70318.htm2 #http://www.cnblogs.com/graphics/articles/2953665.html3 #http://shouce.jb51.net/python/4 ImportWin32com,re5 fromWin32com.clientImportdispatch,constants6 7 8Word=win32com.client.dispatch ('Word.Appl

The example in this paper describes how Python outputs the 9*9 multiplication table. Share to everyone for your reference. The implementation method is as follows: #!/usr/bin/env python# 9 * 9for i in range (1, ten): print for J in range (1, i+1): print "%d*%d=%d"% (i, J, I*j ), Add an easier way: The code is as follows: Print (' \ n '. Join (["%d*

Today Friday, oh, the most happy every month is the Friday and pay the day, hehe. I wish you a happy weekend here in advance.Last time I shared how to implement single interface automation with the Python+excel table, today and we say, how to automatically write test results to the original Excel table.Because I used to have a database +python do automation, divi

Tags: database python binlog statisticsPeng Peng in the classroom: Statistics specify the time period of the database table operation times. the debut, need the Great God to help optimize. # # # # #注::: The path in the following script may require you to modify it yourself650) this.width=650; "alt=" Picture "src=" http://r.photo.store.qq.com/psb?/V11J5LBI30FcCD/ iqtjoxdc.mkbbk2ty47yuiteabtw9yckaiwju4ntaos!

, once the address conflict is generated, then the second function to determine the moving step of the yin son, and finally through the step factor sequence by the probe function to find a free hash address.H1 = (a+b)%m, H2 = (A + 2b)%m, ..., Hm-1 = (A + (m-1) *b)%m　　(2) Chain address methodData elements with the same hash value are stored in a linked list, and in the process of finding a hash table, a linear lookup method must be used when finding th

', cell_overwrite_ok=true) #創建第一行 Sheet1.write_merg E (0,0,0,3,u ", Setunitstyle (' Times New Roman ', 500,false)) Sheet1.write_merge (0,0,3,10,u ' ACM 404 training Seating table ', Setunitstyle ( ' Times New Roman ', 500,false)) Sheet1.write_merge (1,1,1,4,u ", Setunitstyle (' Times New Roman ', 300,false)) Sheet1.write _merge (1,1,6,10,u ", Setunitstyle (' Times New Roman ', 300,false)) Sheet1.write (1,5,u ' podium ', Setunitstyle (U ' Microsoft Ya

foreign key to the right table based on the left table's foreign key field is set to a unique canThree establishing a relationship between tables#一对多或称为多对一三张表: Publishing house, author information, book one-to-many (or many to one): A publishing house can publish multiple books related ways: foreign key#多对多三张表: Publishing house, author information, book many-to-many: an author can write more than one book, a book can also have multiple authors, two-w

the better version of Python is Python3.4.4, both for MySQL and for DjangoWhat is Python version can I use with Django? Django version python versions 1.8 2.7, 3.2 (until the end of the), 3.3, 3.4, 3.5 1.9, 1.10 2.7, 3.4, 3.5 1.11 2.7, 3.4, 3.5, 3.6

Python print 99 multiplication table: for in range (1,10): is in range (1,i+1): print(' %s *%s =%s ' % (i,y,i*y), end=') print()Output Result:1 * 1 = 12 * 1 = 2 2 * 2 = 43 * 1 = 3 3 * 2 = 6 3 * 3 = 94 * 1 = 4 4 * 2 = 8 4 * 3 = 12 4 * 4 = 165 * 1 = 5 5 * 2 = 10 5 * 3 = 15 5 * 4 = 20 5 * 5 = 256 * 1 = 6 6 * 2 = 12 6 * 3 = 18 6 * 4 = 24 6 * 5 = 30 6 * 6 = 367 * 1 = 7 7 * 2 = 14 7 * 3 = 21 7 *

oildata_py#! /user/bin/env python#coding =utf-8Import Time,os,sched,shutilSchedule=sched.scheduler (Time.time,time.sleep)def perform_command (cmd,inc):Schedule.enter (Inc,0,perform_command, (Cmd,inc))Os.system (CMD)def timming_exe (cmd,inc=60):Schedule.enter (Inc,0,perform_command, (Cmd,inc))Schedule.run ()Print ("EXE run.. Shell after ten senconds ")#result =os.popen ("Dbeng7 gkdb")Result=os.popen ("Dbeng7/smc20/database/gkdb.db")Print (Result)Timmi

Tags: module PNG database and pass read print sharing technology Environment Python 3.6, Window 64bit Objective Reads the target table data from the MySQL database and processes Code #-*-Coding:utf-8-*- import pandas as PD import pymysql # # plus character set parameters to prevent Chinese garbled dbconn=pymysql.connect ( host= "**********", database= "Kimbo", user= "Ki

use Zbltest1; 3 #下面的 ' student ' is an anti-quote, in the number 1 left and the wavy line on a key, the purpose is to not and SQL comes with the keyword Coincident 4 CREATE TABLE IF not EXISTS ' student ' (5 ID INT, 6 ' name ' VARCHAR ( ), 7 gender VARCHAR (8) Engine=innodb Charset=utf8; 9 Insert Student VALUES (1, ' ZBL1 ', ' Man '), insert student values (2, ' ZBL2 ', ' Mans '), insert student values (3, ' ZBL3 ', ' "Man"); select * from student;

This article mainly introduces how to map the MySQL table structure to an object in Python and use the SQLAlchemy Library in Python. For more information, see ORM The mysql table structure is a two‑dimensional table, which is represented by the

Python SqlAlchemy dynamically adds data table field instance parsing, pythonsqlalchemy This article mainly studies how to dynamically add data table fields in Python SqlAlchemy, as follows. We know that SqlAlchemy is used to create a class to map data tables. The class attribute is equal to the database field. However,

Create a table in the database, with ID, Fatherid, value three fields, you can store a tree.How to put the table data in the form of a tree, the following little brother with Python simple simulation.Beginner python, please give us a lot of advice. In addition very grateful http://www.cnblogs.com/lzyzizi/to younger bro

abbreviation (capwords) and create conversion table (Maketrans) detailed descriptionThis address: http://blog.csdn.net/caroline_wendy/article/details/27051977A string module that includes constants and classes that handle text.capwords (), capitalize the first letter of all the words in the string (string);Maketrans (), create a comparison table, and then use the translate () function, invoke the comparison

Scenario:There is a business database that uses MySQL 5.5 and writes a large amount of data every day. It is easy to delete data from multiple tables before the specified period from time to time, write a few WHILE loops. Although MySQL also has similar functions, I am not proficient in it, so I use Python to implement it.Script:# Coding: UTF-8Import MySQLdbImport time# Delete configDELETE_DATETIME = '2017-08-31 23:59:59'DELETE_ROWS = 10000EXE

Reprint: Http://www.xuebuyuan.com/583071.htmlpython Processing of HTML table tagsJanuary 06, 2012 ⁄ general ⁄ a total of 5279 characters ⁄ font size small medium big ⁄ comments off Import sysimport csvimport urllib2import beautifulsoup#page = Urllib2.urlopen (sys.argv[1]). Read () Soup = Beautifulsoup.beautifulsoup (open (sys.argv[1)). Read ()) Csvout = Csv.writer (sys.stdout) for table in Soup.fi

python3.5 Django MySQL pymysql mysql Database_engine = "database_name = "Database_user = "Database_password = "Database_host = "Database_port = "What the above fields mean, this is not explained here.The main thing to look at is database_engine how to define different databases, according to the official documentation, as shown in the following table: table 5-1. Database Engine Settings settin