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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def cli(env, access_id, password):
 """Changes a password for a volume's access. access id is the allowed_host_id from slcli block access-list """


    block_manager = SoftLayer.BlockStorageManager(env.client)

    result = block_manager.set_credential_password(access_id=access_id, password=password)

    if result:
        click.echo('Password updated for %s' % access_id)
    else:
        click.echo('FAILED updating password for %s' % access_id)