python数据库编程 Mysql实现通讯录

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()

来源：https://blog.csdn.net/Ugex_Savelar/article/details/103056800