import pymysql.cursors
import re
conn = pymysql.connect(
    host='127.0.0.1',
    port=3306,
    user='root',
    password='root',
    database='db',
    charset='utf8',
    autocommit=True,
    connect_timeout=10,
    cursorclass=pymysql.cursors.DictCursor,
    client_flag=pymysql.constants.CLIENT.MULTI_STATEMENTS
)
curr = conn.cursor()
try:
    resu = curr.execute('insert into user (username,email,phone,password) values ("刘周星驰","10003@example.com","13512310003","0123456789abcdef0123456789abcdef");')
    # resu = curr.execute('select * from user;')
    # resu = curr.execute('select username from user where uid like "1%";')
    print('res：',resu)
except:
    pass
conn.commit()
print(curr.rowcount)
print(curr.fetchall())

i = "4"
match i:
    case 1:
        print("是1")
    case "2"|"3":
        print('又是1')
    case _:
        print("其它")