-

cool-RR · cool-RR · commit d5dc3265e683 · 2014-09-19T00:25:02.000+03:00
diff --git a/source_py3/python_toolbox/combi/selection_space.py b/source_py3/python_toolbox/combi/selection_space.py
@@ -38,6 +38,7 @@ def __repr__(self):
             self.sequence
         )
         
+      
     def __getitem__(self, i):
         if isinstance(i, slice):
             raise NotImplementedError
@@ -57,6 +58,7 @@ def __getitem__(self, i):
         
         
     _reduced = property(lambda self: (type(self), self.sequence))
+    __hash__ = lambda self: hash(self._reduced)
              
     __eq__ = lambda self, other: (isinstance(other, SelectionSpace) and
                                   self._reduced == other._reduced)
