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"""
# Copyright 2013: Mirantis Inc.
# All Rights Reserved.
#
# 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.
"""
NON_NONE_DEFAULT = object()
def get_key_with_default(data, key, default=NON_NONE_DEFAULT):
"""get default key"""
value = data.get(key, default)
if value is NON_NONE_DEFAULT:
raise KeyError(key)
return value
def make_dict_from_map(data, key_map):
"""mapping dict"""
return {dest_key: get_key_with_default(data, src_key, default)
for dest_key, (src_key, default) in key_map.items()}
def try_int(s, *args):
"""Convert to integer if possible."""
#pylint: disable=invalid-name
try:
return int(s)
except (TypeError, ValueError):
return args[0] if args else s
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