# Copyright 1999-2017 Tencent Ltd.
#
# 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.
import json
import sys
class AbstractModel(object):
"""Base class for all models."""
_headers = None
@property
def headers(self):
return self._headers
@headers.setter
def headers(self, headers):
self._headers = headers
def _serialize(self, allow_none=False):
d = vars(self)
ret = {}
for k in d:
if k == "_headers":
continue
if isinstance(d[k], AbstractModel):
r = d[k]._serialize(allow_none)
elif isinstance(d[k], list):
r = list()
for tem in d[k]:
if isinstance(tem, AbstractModel):
r.append(tem._serialize(allow_none))
else:
r.append(
tem.encode("UTF-8") if isinstance(tem, type(u"")) and sys.version_info[0] == 2 else tem)
else:
r = d[k].encode("UTF-8") if isinstance(d[k], type(u"")) and sys.version_info[0] == 2 else d[k]
if allow_none or r is not None:
ret[k[1].upper() + k[2:]] = r
return ret
def _deserialize(self, params):
return None
def to_json_string(self, *args, **kwargs):
"""Serialize obj to a JSON formatted str, ensure_ascii is False by default"""
if "ensure_ascii" not in kwargs:
kwargs["ensure_ascii"] = False
return json.dumps(self._serialize(allow_none=True), *args, **kwargs)
def from_json_string(self, jsonStr):
"""Deserialize a JSON formatted str to a Python object"""
params = json.loads(jsonStr)
self._deserialize(params)
def __repr__(self):
return "%s" % self.to_json_string()