complete Expr

mrocklin · Dec 22, 2023 · 3d35e88 · 3d35e88
1 parent d5329bd
commit 3d35e88
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/dask/tests/test_base.py b/dask/tests/test_base.py
@@ -700,9 +700,15 @@ class DoNotMaterialize(dx._core.Expr):
         def _meta(self):
             return 0
 
+        def __dask_keys__(self):
+            assert False, "must not reach"
+
         def __dask_graph__(self):
             assert False, "must not reach"
 
+        def optimize(self, fuse=False):
+            return self
+
     dyf = dx._collection.new_collection(DoNotMaterialize())
     assert is_dask_collection(dyf)