"""
#  This file is part of GNU Dico.
#  Copyright (C) 2008-2009, 2012, 2013 Wojciech Polak
#
#  GNU Dico 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, or (at your option)
#  any later version.
#
#  GNU Dico 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 GNU Dico.  If not, see <https://www.gnu.org/licenses/>.
"""

from django.template import Library

register = Library()


def dictlookup(d: dict, key: str) -> str:
    try:
        return d.get(key, '')
    except KeyError:
        return ''


register.filter(dictlookup)