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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 get_chassis_name(host=None, admin_username=None, admin_password=None):
    '''
    Get the name of a chassis.

    host
        The chassis host.

    admin_username
        The username used to access the chassis.

    admin_password
        The password used to access the chassis.

    CLI Example:

    .. code-block:: bash

        salt '*' dracr.get_chassis_name host=111.222.333.444
            admin_username=root admin_password=secret

    '''
    return bare_rac_cmd('getchassisname', host=host,
                        admin_username=admin_username,
                        admin_password=admin_password)