-
Notifications
You must be signed in to change notification settings - Fork 153
Expand file tree
/
Copy pathencoding.py
More file actions
77 lines (59 loc) · 2.49 KB
/
Copy pathencoding.py
File metadata and controls
77 lines (59 loc) · 2.49 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
# Copyright 2013 Rackspace, Inc.
#
# 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 uuid
class Serializable(object):
"""Base class for things that can be serialized."""
serializable_fields = ()
def serialize(self):
"""Turn this object into a dict."""
return dict((f, getattr(self, f)) for f in self.serializable_fields)
def __repr__(self):
fields = " ".join(f"{f}=" + repr(getattr(self, f))
for f in self.serializable_fields)
return f"<{self.__class__.__name__} {fields}>"
class SerializableComparable(Serializable):
"""A Serializable class which supports some comparison operators
This class supports the '__eq__' and '__ne__' comparison operators, but
intentionally disables the '__hash__' operator as some child classes may be
mutable. The addition of these comparison operators is mainly used to
assist with unit testing.
"""
__hash__ = None
def __eq__(self, other):
return self.serialize() == other.serialize()
def __ne__(self, other):
return self.serialize() != other.serialize()
class RESTJSONEncoder(json.JSONEncoder):
"""A slightly customized JSON encoder."""
def encode(self, o):
"""Turn an object into JSON.
Appends a newline to responses when configured to pretty-print,
in order to make use of curl less painful from most shells.
"""
delimiter = ''
# if indent is None, newlines are still inserted, so we should too.
if self.indent is not None:
delimiter = '\n'
return super(RESTJSONEncoder, self).encode(o) + delimiter
def default(self, o):
"""Turn an object into a serializable object.
In particular, by calling :meth:`.Serializable.serialize` on `o`.
"""
if isinstance(o, Serializable):
return o.serialize()
elif isinstance(o, uuid.UUID):
return str(o)
else:
return json.JSONEncoder.default(self, o)