通过python 操作mysql 脚本

#!/usr/bin/python
# -*- coding: UTF-8 -*-
import pymysql
import pymysql.cursors
import datetime
import time
def delData(min_id,max_id):# 连接MySQL数据库connection = pymysql.connect(host='192.168.3.XX', port=33XX, user='apps_new_w', password='BsMtABQi', db='userdata',charset='utf8mb4', cursorclass=pymysql.cursors.DictCursor)# 通过cursor创建游标cursor = connection.cursor()sql = "delete from `user_table` where id >= %s and id <= %s limit 10000"print(sql)# 执行数据查询cursor.execute(sql,[min_id,max_id])#查询数据库单条数据connection.commit()print(cursor.rowcount,"记录已删除")# 关闭数据连接connection.close()return
minNum =1
maxNum =1612818680579782
limit = 10000000
cha = maxNum - minNum
rangeNum = int(cha/limit)
start = minNum
for i in range(rangeNum):end = start + limitprint(start,end)delData(start,end)start = endtime.sleep(0.1)

1. 一个问题是：SyntaxError: Non-ASCII character '\xe8' in file deleteMysql.py on line 9

2. pip install pymysql