Source code for inspirehep.modules.forms.utils
# -*- coding: utf-8 -*-
#
# This file is part of INSPIRE.
# Copyright (C) 2014-2017 CERN.
#
# INSPIRE 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, or
# (at your option) any later version.
#
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
# along with INSPIRE. If not, see <http://www.gnu.org/licenses/>.
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"""Forms utilities."""
from __future__ import absolute_import, division, print_function
[docs]def filter_empty_helper(keys=None):
"""Remove empty elements from a list."""
def _inner(elem):
if isinstance(elem, dict):
for k, v in elem.items():
if (keys is None or k in keys) and v:
return True
return False
else:
return bool(elem)
return _inner
[docs]def filter_empty_elements(recjson, list_fields):
"""Filter empty fields."""
for key in list_fields:
recjson[key] = filter(
filter_empty_helper(), recjson.get(key, [])
)
for k in recjson.keys():
if not recjson[k]:
del recjson[k]
return recjson