Change venv

venv/Lib/site-packages/pip/_vendor/cachecontrol/cache.py

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 Eric Larson
+#
+# SPDX-License-Identifier: Apache-2.0
+
 """
 The cache object API for implementing caches. The default is a thread
 safe in-memory dictionary.
@@ -10,7 +14,7 @@ class BaseCache(object):
     def get(self, key):
         raise NotImplementedError()
 
-    def set(self, key, value):
+    def set(self, key, value, expires=None):
         raise NotImplementedError()
 
     def delete(self, key):
@@ -29,7 +33,7 @@ class DictCache(BaseCache):
     def get(self, key):
         return self.data.get(key, None)
 
-    def set(self, key, value):
+    def set(self, key, value, expires=None):
         with self.lock:
             self.data.update({key: value})
 
@@ -37,3 +41,25 @@ class DictCache(BaseCache):
         with self.lock:
             if key in self.data:
                 self.data.pop(key)
+
+
+class SeparateBodyBaseCache(BaseCache):
+    """
+    In this variant, the body is not stored mixed in with the metadata, but is
+    passed in (as a bytes-like object) in a separate call to ``set_body()``.
+
+    That is, the expected interaction pattern is::
+
+        cache.set(key, serialized_metadata)
+        cache.set_body(key)
+
+    Similarly, the body should be loaded separately via ``get_body()``.
+    """
+    def set_body(self, key, body):
+        raise NotImplementedError()
+
+    def get_body(self, key):
+        """
+        Return the body as file-like object.
+        """
+        raise NotImplementedError()