mysql.connector-创建数据库表test(id, sname, age)其中id为主键自增，sname不能为空

import mysql.connector
conn= mysql.connector.Connect(
    host='localhost',
    user='root',
    passwd='admin',
    database='testcode'
)
print('1.',conn)
cmd = conn.cursor()  # 光标行
cmd.execute('''create table test(
            id int primary key auto_increment,
            sname char(10) not null,
            age int);''')