from django.db import models
from django.db.models.signals import post_save
from django.dispatch import Signal
# Create your models here.
post_save.connect(add_inreview, sender=ReviewRequest)

import MySQLdb
def add_inreview(sender, **kwargs):
    db=MySQLdb.connect("localhost", "root", "root", "bugzilla3") # open database connection
    cursor=db.cursor() # prepare a cursor object using cursor() method
    sql="""INSERT INTO
           a_test (name)
           VALUES ('test')"""
    try:
        cursor.execute(sql) # execute the SQL command
        db.commit() # commit your changes in the database
    except:
        db.rollback() # rollback in case there is any error
    db.close() # disconnect from server
"""
# execute the script from Terminal (begin)
if __name__=="__main__":
    add_inreview()
# execute the script from Terminal (end)
"""