Python Mysql 데이터 삭제

import sqlalchemy as db

start_dt = '2022-08-18'
end_dt = '2022-08-18'

engine = db.create_engine("mysql+pymysql://아이디:패스워드@아이피:포트/데이터베이스이름",encoding='utf8')
conn = engine.connect()
metadata = db.MetaData()

# delete ohlcv
ohlcvTable = db.Table('ohlcv', metadata, autoload=True, autoload_with=engine)
deleteQuery = db.delete(ohlcvTable)\
                .where(ohlcvTable.c.dt>=start_dt)\
                .where(ohlcvTable.c.dt<=end_dt)
print('deleteQuery', deleteQuery)
conn.execute(deleteQuery)