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python数据库编程 Mysql实现通讯录

来源: 易采站长站

本文实例为大家分享了Mysql实现通讯录的具体代码,供大家参考,具体内容如下

#-*-code:utf-8-*-
import pymysql
def CreateTable():
 hcon=pymysql.connect(host='localhost',user='root',password='lptpwd',database='contract',charset='utf8')
 hcur=hcon.cursor()
 hcur.execute('drop table if exists contractlist')
 ctable='''
 create table contractlist
 (
 ID int(10) primary key,
 NAME varchar(20) not null,
 TELF char(11) not null,
 TELS char(11),
 OTHER varchar(50)
 )engine=myisam charset=utf8;
 '''
 hcur.execute(ctable)
 hcur.close()
 hcon.close()
 
def AddInfo(hcon,hcur):
 id=int(input('please input ID: '))
 name=str(input('please input Name: '))
 telf=str(input('please input Tel 1: '))
 tels=str(input('please input Tel 2: '))
 other=str(input('please input other: '))
 sql="insert into contractlist(id,name,telf,tels,other) values(%s,%s,%s,%s,%s)"
 try:
 hcur.execute(sql,(id,name,telf,tels,other))
 hcon.commit()
 except:
 hcon.rollback()
 
def DeleteInfo(hcon,hcur):
 SelectInfo(hcon,hcur)
 did=int(input('please input id of delete: '))
 sql="delete from contractlist where id=%s"
 try:
 hcur.execute(sql,(did,))
 hcon.commit()
 except:
 hcon.rollback()

def UpdateInfo(hcon,hcur):
 SelectInfo(hcon,hcur)
 did=int(input('please input id of update: '))
 
 sqlname="update contractlist set name=%s where id=%s"
 name=str(input('please input Name: '))
 try:
 hcur.execute(sqlname,(name,did))
 hcon.commit()
 except:
 hcon.rollback()
 
 sqltelf="update contractlist set telf=%s where id=%s"
 telf=str(input('please input Tel 1: '))
 try:
 hcur.execute(sqltelf,(telf,did))
 hcon.commit()
 except:
 hcon.rollback()
 
 sqltels="update contractlist set tels=%s where id=%s"
 tels=str(input('please input Tel 2: '))
 try:
 hcur.execute(sqltels,(tels,did))
 hcon.commit()
 except:
 hcon.rollback()
 
 sqlothers="update contractlist set other=%s where id=%s"
 other=str(input('please input other: '))
 try:
 hcur.execute(sqlothers,(other,did))
 hcon.commit()
 except:
 hcon.rollback()
 
 
def SelectInfo(hcon,hcur):
 hcur.execute("select * from contractlist")
 result=hcur.fetchall()
 ptitle=('ID','Name','Tel 1','Tel 2','Other')
 print(ptitle)
 for findex in result:
 print(findex)
 
 print('')

 
def Meau():
 print('1.diaplay')
 print('2.add')
 print('3.update')
 print('4.delete')
 print('5.cls')
 print('0.exit')
 sel=9
 while(sel>5 or sel<0):
 sel=int(input('please choice: '))
 return sel
 
def main():
 #CreateTable()
 hcon=pymysql.connect(host='localhost',user='root',password='ltb12315',database='contract',charset='utf8')
 hcur=hcon.cursor()
 while(True):
 sel=Meau()
 if(sel==1):
 SelectInfo(hcon,hcur)
 elif(sel==2):
 AddInfo(hcon,hcur)
 elif(sel==3):
 UpdateInfo(hcon,hcur)
 elif(sel==4):
 DeleteInfo(hcon,hcur)
 elif(sel==5):
 os.system('cls')
 else:
 break
 print('-------------------------')
 hcur.close()
 hcon.close()
 
if __name__=="__main__":
 main()

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持易采站长站。

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