tobiko/tobiko/common/_find.py

45 lines
1.5 KiB
Python

# Copyright 2019 Red Hat
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from __future__ import absolute_import
def find_by_attributes(objects, exclude=False, **attributes):
exclude = bool(exclude)
if attributes:
selection = []
for obj in objects:
for key, value in attributes.items():
matching = value == getattr(obj, key)
if matching is exclude:
break
else:
selection.append(obj)
objects = selection
return objects
def find_by_items(mappings, exclude=False, **items):
exclude = bool(exclude)
if items:
selection = []
for mapping in mappings:
for key, value in items.items():
matching = value == mapping[key]
if matching is exclude:
break
else:
selection.append(mapping)
mappings = selection
return mappings