Added new operators to the datastructures interfaces

zopefoundation · Jun 2, 2020 · 5120871 · 5120871
1 parent 8b85c7a
commit 5120871
Showing 1 changed file with 26 additions and 2 deletions.
diff --git a/BTrees/Interfaces.py b/BTrees/Interfaces.py
@@ -126,11 +126,26 @@ def __getitem__(index):
 
 
 class ISet(IKeySequence, ISetMutable):
-    pass
+    def __and__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.intersection`"""
+
+    def __or__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.union`"""
+
+    def __sub__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.difference"""
 
 
 class ITreeSet(ISetMutable):
-    pass
+    def __and__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.intersection`"""
+
+    def __or__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.union`"""
+
+    def __sub__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.difference"""
+
 
 class IMinimalDictionary(ISized, IKeyed):
 
@@ -267,6 +282,15 @@ def insert(key, value):
               key=generate_key()
         """
 
+    def __and__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.intersection`"""
+
+    def __or__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.union`"""
+
+    def __sub__(self, other):
+        """Shortcut for :meth:`~BTrees.Interfaces.IMerge.difference`"""
+
 
 class IMerge(Interface):
     """Object with methods for merging sets, buckets, and trees.