[vectorarrays] make NumpyVectorSpace hashable

pymor · Feb 13, 2017 · ffbff40 · ffbff40
1 parent 8b3dd02
commit ffbff40
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/pymor/vectorarrays/numpy.py b/src/pymor/vectorarrays/numpy.py
@@ -334,6 +334,9 @@ def __init__(self, dim, id_=None):
     def __eq__(self, other):
         return type(other) is type(self) and self.dim == other.dim and self.id == other.id
 
+    def __hash__(self):
+        return hash(self.dim) + hash(self.id)
+
     def zeros(self, count=1, reserve=0):
         assert count >= 0
         assert reserve >= 0