List the installed packages.

    :return: A list of installed packages
    :rtype: list

    CLI Example:

    .. code-block:: bash

        salt '*' pkgutil.list

def list_():
    '''
    List the installed packages.

    :return: A list of installed packages
    :rtype: list

    CLI Example:

    .. code-block:: bash

        salt '*' pkgutil.list
    '''
    cmd = 'pkgutil --pkgs'
    ret = salt.utils.mac_utils.execute_return_result(cmd)
    return ret.splitlines()