一、安裝相關包

       ubuntu下安裝命令： sudo apt-get install python-mysqldb

       pycharm安裝依賴包：

二、程式碼示例

測試表的結構:

#encoding=utf-8
import pymysql
#Python與mysql資料庫的互動

class MySQLUtil(object):
    """連線MYSQL資料庫並執行增、刪、改、查操作"""
    __conn = None
    DB_NOT_CONNECT_MESSAGE="資料庫連接出錯，未能指向SQL[%s]";

    def __init__(self):
        self.conn = self.__conn

    @staticmethod
    def connToDB():
        """連線資料可"""
        try:
            print("嘗試連線資料庫")
            if not MySQLUtil.__conn:
                MySQLUtil.__conn = pymysql.connect(host='192.168.199.138',port=3306,
                                   db='test',user='root',password='123456',
                                   charset='utf8')
        except Exception as e:
            print(e.message)

    @staticmethod
    def close():
        """關閉資料庫連線"""
        if MySQLUtil.__conn:
            MySQLUtil.__conn.close()

    def selectOne(self,sql):
        """查詢一條記錄"""
        if self.conn:
            cur = self.conn.cursor()
            cur.execute(sql)
            result=cur.fetchone()
            print(result)
            cur.close()
        else:
            print(self.DB_NOT_CONNECT_MESSAGE%sql)

    def selectMul(self,sql):
        """查詢多條記錄"""
        if self.conn:
            cur = self.conn.cursor()
            cur.execute(sql)
            result = cur.fetchall()
            print(result)
            cur.close()
        else:
            print(self.DB_NOT_CONNECT_MESSAGE% sql)

    def update(self,update):
        """執行更新或者插入語句"""
        if self.conn:
            cur = self.conn.cursor()
            count = cur.execute(sql)
            print("或者插入%d條資料"%count)
            if count>0:
                self.conn.commit()
            cur.close()
        else:
            print(self.DB_NOT_CONNECT_MESSAGE%sql)

    def delete(self,sql):
        """執行刪除操作"""
        if self.conn:
            cur = self.conn.cursor()
            count = cur.execute(sql)
            print("刪除%d條資料" % count)
            if count > 0:
                self.conn.commit()
            cur.close()

if __name__ == '__main__':
    """測試程式碼"""
    MySQLUtil.connToDB()   #python的類方法必須顯示的呼叫，否則不會執行
    dbUtil = MySQLUtil()
    print("-------select one-------")
    sql = "select * from students"
    dbUtil.selectOne(sql)
    print("------select mutiple------")
    dbUtil.selectMul(sql)
    sql = "insert into students values(null,'小花',0,19),(null,'小Q',1,22)"
    print('-------update ----------')
    dbUtil.update(sql)
    print("------select mutiple------")
    sql = "select * from students"
    dbUtil.selectMul(sql)
    print('-----------delete----------')
    sql = "delete from students where name in('小花','小Q')"
    dbUtil.delete(sql)
    print("------select mutiple------")
    sql = "select * from students"
    dbUtil.selectMul(sql)
    print('--------close database connection-------')