Source code for aiobosest.utils

# Copyright 2016 Wagner Sartori Junior
#
# This file is part of aiobosest.
#
# aiobosest is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License.
#
# aiobosest is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with aiobosest.  If not, see <http://www.gnu.org/licenses/>.

__all__ = [
    'get_first_or_none',
]


def get_first_or_none(myList):
    """To be used when parsing the XML Element

    Args:
        myList: a list

    Returns:
        First list item or a list with a None item
    """
    if len(myList) > 0:
        return myList
    else:
        return [None]