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- import pymysql.cursors
- class DB:
- def connect(self):
- self.conn = pymysql.connect(
- host=hostname,
- user=username,
- password=password,
- db=dbname,
- charset='utf8mb4',
- cursorclass=pymysql.cursors.DictCursor,
- port=3306)
- def query(self, sql):
- try:
- cursor = self.conn.cursor()
- cursor.execute(sql)
- except:
- self.connect()
- cursor = self.conn.cursor()
- cursor.execute(sql)
- return cursor
- db = DB()
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