import psycopg2
import sshtunnel

sshtunnel.SSH_TIMEOUT = 5.0
sshtunnel.TUNNEL_TIMEOUT = 5.0

with sshtunnel.SSHTunnelForwarder(
    ('ssh.pythonanywhere.com'),
    ssh_username='karlduckett',
    ssh_password='mypythonanywherepassword',
    remote_bind_address=('karlduckett-1045.postgres.pythonanywhere-services.com', 11045)
) as tunnel:

    params = { "dbname": 'mydatabasename',
                "user": 'super',
               "password": 'mysuperpassword',
               "host": 'localhost',
               "port": tunnel.local_bind_port,
               }
    connection = psycopg2.connect(**params)
    cursor = connection.cursor()

    cursor.execute("SELECT * FROM lead;")
    rows = cursor.fetchall()
    print(rows);
    cursor.close()
    connection.close()