Simple Python CRUD with MySQL

connection.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

try:
    con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'NAMA DATABASE');
    cur = con.cursor()
    cur.execute("SELECT VERSION()")
    ver = cur.fetchone()
    print "Database version : %s" % ver
    
except mdb.Error, e:
    print "Error %d: %s" % (e.args[0],e.args[1])
    sys.exit(1)
    
finally:        
    if con:    
        con.close()

delete.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'DATABASE MYSQL');
cur = con.cursor()
 
sql = "DELETE FROM `user` WHERE `id` = '%s'" % ("6")

try:
    cur.execute(sql)
    con.commit()
    print "Hapus Data Berhasil"
    print cur._last_executed
except:
   con.rollback()
   print "Hapus Data Gagal"
   print cur._last_executed
   
       
if con:    
    con.close()

fetch_all.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'DATABASE MYSQL');
cur = con.cursor()

try:
    sql = "SELECT * FROM `user`"
    cur.execute(sql)
    user = cur.fetchall()

for val in user:
    print "Nama : %s" %val[1]

except:
    print "Select Data Gagal"

if con:    
    con.close()

fetch_one.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'DATABASE MYSQL');
cur = con.cursor()

try:
    sql = "SELECT * from `user` WHERE `id` = '%s'" % ('1')
    cur.execute(sql)
    user = cur.fetchone()
    print "Nama : %s" %user[1]
except:
    print "Select Data Gagal"
        
if con:    
    con.close()

insert.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'DATABASE MYSQL');
cur = con.cursor()
 
sql = "INSERT INTO `user` (`id`,`nama`) VALUE ('%s', '%s')" % (0, "Marjinal")

try:
    cur.execute(sql)
    con.commit()
    print "Input Data Berhasil"
    print cur._last_executed
except:
   con.rollback()
   print "Input Data Gagal"
   print cur._last_executed
   
       
if con:    
    con.close()<

update.py

#!/usr/bin/python

import MySQLdb as mdb
import sys

con = mdb.connect('localhost', 'USERNAME MYSQL', 'PASSWORD MYSQL', 'DATABASE MYSQL');
cur = con.cursor()
 
sql = "UPDATE user SET nama = '%s' WHERE `id` = '%s'" % ('Supriadi', '2')

try:
    cur.execute(sql)
    con.commit()
    print "Update Data Berhasil"
    print cur._last_executed
except:
   con.rollback()
   print "Update Data Gagal"
   print cur._last_executed
   
       
if con:    
    con.close()

import MySQLdb as mdb
ImportError: No module named MySQLdb
how to solve