import pymysql conn = pymysql.connect(host='localhost', port=3306, user='root', password='root', database='test', charset='utf8') cursor = conn.cursor() sql = 'show databases;' res = cursor.execute(sql) print(cursor.fetchall())
執行這段代碼出錯 : pymysql.err.OperationalError: (1045, u"Access denied for user 'root'@'localhost' (using password: No)")
新版mysql使用的caching_sha2_password認證方式,換成mysql_native_password就可以。
步驟是在cmd命令行連接mysql,
然後輸入ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'root';