Return a list of names for active virtual machine on the minion

    :param connection: libvirt connection URI, overriding defaults

        .. versionadded:: 2019.2.0
    :param username: username to connect with, overriding defaults

        .. versionadded:: 2019.2.0
    :param password: password to connect with, overriding defaults

        .. versionadded:: 2019.2.0

    CLI Example:

    .. code-block:: bash

        salt '*' virt.list_active_vms

def list_active_vms(**kwargs):
    '''
    Return a list of names for active virtual machine on the minion

    :param connection: libvirt connection URI, overriding defaults

        .. versionadded:: 2019.2.0
    :param username: username to connect with, overriding defaults

        .. versionadded:: 2019.2.0
    :param password: password to connect with, overriding defaults

        .. versionadded:: 2019.2.0

    CLI Example:

    .. code-block:: bash

        salt '*' virt.list_active_vms
    '''
    vms = []
    conn = __get_conn(**kwargs)
    for dom in _get_domain(conn, iterable=True, inactive=False):
        vms.append(dom.name())
    conn.close()
    return vms