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sqlalchemy.exc.InvalidRequestError:无法反映:请求的表在引擎中不可用

我正在尝试使用这个简单的代码将 excelxlsx数据推送到mySQl Alchemy...

import pandas as pd
import os
import sqlalchemy


mydir = (os.getcwd()).replace('\\', '/') + '/'

# MySQL Connection
MYSQL_USER = 'xxxxxxx'
MYSQL_PASSWORD = 'xxxxxxxx'
MYSQL_HOST_IP = '127.0.0.1'
MYSQL_PORT = 3306
MYSQL_DATABASE = 'xlsx_test_db'

# connect db
engine = sqlalchemy.create_engine('mysql+mysqlconnector://' + MYSQL_USER + ':' + MYSQL_PASSWORD + '@' + MYSQL_HOST_IP + ':' + str(
    MYSQL_PORT) + '/' + MYSQL_DATABASE, echo=False)
engine.connect()

# reading and insert one file at a time
for file in os.listdir('.'):
    # …
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python sqlalchemy pandas

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