import sqlite3
conn = sqlite3.connect("test.db")
cur = conn.cursor()
cur.execute("insert into user (`user_name`, `user_mail`, `user_passwd`, `user_limit`) values ('catfood', 'a@a.com', 'lil0', 100)")
cur.execute("insert into user (`user_name`, `user_mail`, `user_passwd`, `user_limit`) values ('catfood', 'a@a.com', 'lil0', 100)")
print (cur.rowcount)
conn.commit()
cur.close()
conn.close()