Basesshtunnelforwardererror: tidak dapat menetapkan sesi ke SSH Gateway

import mysql.connector
import sshtunnel
import pandas as pd

sshtunnel.SSH_TIMEOUT = 5.0
sshtunnel.TUNNEL_TIMEOUT = 5.0

with sshtunnel.SSHTunnelForwarder(
    ('ssh.pythonanywhere.com',22),
    ssh_username='myuser', ssh_password='mypass',
    remote_bind_address=('my_user.mysql.pythonanywhere-services.com',3306)
    ) as tunnel:
        connection = mysql.connector.connect(user='myuser', password='mypass',host='127.0.0.1', port=tunnel.local_bind_port,database='myuser$mydb')
        sql = 'SELECT * from history'
        df = pd.read_sql(sql, con=connection)
        print(df.head())
        connection.close()
Nervous Nightingale