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#
# Copyright (C) 2017 The Android Open Source Project
#
# 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.
#
class ApiMessage(object):
"""The class for the messages defined by TFC API."""
def __init__(self, all_keys, **kwargs):
"""Initializes the attributes.
Args:
all_keys: A collection of attribute names.
**kwargs: The names and values of the attributes. The names must be
in all_keys.
Raises:
KeyError if any key in kwargs is not in all_keys.
"""
for key, value in kwargs.iteritems():
if key not in all_keys:
raise KeyError(key)
setattr(self, key, value)
def ToJson(self, keys):
"""Creates a JSON object containing the specified keys.
Args:
keys: The attributes to be included in the object.
Returns:
A JSON object.
"""
return dict((x, getattr(self, x)) for x in keys if hasattr(self, x))
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