mirror of
https://github.com/status-im/Vulkan-Docs.git
synced 2025-02-26 13:05:13 +00:00
65 lines
1.7 KiB
Python
65 lines
1.7 KiB
Python
|
#!/usr/bin/python3 -i
|
||
|
|
#
|
||
|
|
# Copyright (c) 2019 Collabora, 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.
|
||
|
|
#
|
||
|
|
# Author(s): Ryan Pavlik <ryan.pavlik@collabora.com>
|
||
|
|
"""Provides general-purpose data structures."""
|
||
|
|
|
||
|
|
|
||
|
|
class DictOfStringSets:
|
||
|
|
"""A dictionary where the values are sets of strings.
|
||
|
|
|
||
|
|
Has some convenience functions to allow easier maintenance via
|
||
|
|
the .add method."""
|
||
|
|
|
||
|
|
def __init__(self, d=None):
|
||
|
|
self.d = {}
|
||
|
|
if d:
|
||
|
|
for k, v in d.items():
|
||
|
|
self.add(k, v)
|
||
|
|
|
||
|
|
def __getitem__(self, k):
|
||
|
|
return self.d[k]
|
||
|
|
|
||
|
|
def __contains__(self, k):
|
||
|
|
return k in self.d
|
||
|
|
|
||
|
|
def get(self, k, default=None):
|
||
|
|
return self.d.get(k, default)
|
||
|
|
|
||
|
|
def get_dict(self):
|
||
|
|
return self.d
|
||
|
|
|
||
|
|
def items(self):
|
||
|
|
"""Return an iterator like dict().items()."""
|
||
|
|
return self.d.items()
|
||
|
|
|
||
|
|
def keys(self):
|
||
|
|
"""Return an iterator over keys."""
|
||
|
|
return self.d.keys()
|
||
|
|
|
||
|
|
def add_key(self, k):
|
||
|
|
"""Ensure the set for the given key exists."""
|
||
|
|
if k not in self.d:
|
||
|
|
self.d[k] = set()
|
||
|
|
|
||
|
|
def add(self, k, v):
|
||
|
|
self.add_key(k)
|
||
|
|
if isinstance(v, str):
|
||
|
|
v = (v, )
|
||
|
|
if not isinstance(v, set):
|
||
|
|
v = set(v)
|
||
|
|
self.d[k].update(v)
|