Source Code for Module googleapiclient.discovery_cache.base

 1  # Copyright 2014 Google Inc. All Rights Reserved. 
 2  # 
 3  # Licensed under the Apache License, Version 2.0 (the "License"); 
 4  # you may not use this file except in compliance with the License. 
 5  # You may obtain a copy of the License at 
 6  # 
 7  #      http://www.apache.org/licenses/LICENSE-2.0 
 8  # 
 9  # Unless required by applicable law or agreed to in writing, software 
10  # distributed under the License is distributed on an "AS IS" BASIS, 
11  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
12  # See the License for the specific language governing permissions and 
13  # limitations under the License. 
14   
15  """An abstract class for caching the discovery document.""" 
16   
17  import abc 
18   
19   
20 -class Cache(object): 
21    """A base abstract cache class.""" 
22    __metaclass__ = abc.ABCMeta 
23   
24    @abc.abstractmethod 
25 -  def get(self, url): 
26      """Gets the content from the memcache with a given key. 
27   
28      Args: 
29        url: string, the key for the cache. 
30   
31      Returns: 
32        object, the value in the cache for the given key, or None if the key is 
33        not in the cache. 
34      """ 
35      raise NotImplementedError() 
36   
37    @abc.abstractmethod 
38 -  def set(self, url, content): 
39      """Sets the given key and content in the cache. 
40   
41      Args: 
42        url: string, the key for the cache. 
43        content: string, the discovery document. 
44      """ 
45      raise NotImplementedError() 
46