fix CWWTtools

Author: passscoed

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "pyGroupedTransforms"
-version = "0.2.0"
+version = "0.3.0"
 authors = [
   { name="Felix Wirth", email="fwi012001@gmail.com" },
 ]

src/pyGroupedTransforms/CWWTtools.py

@@ -366,7 +366,7 @@ def adjoint(x):
             J = np.concatenate((J, J_new))
             V = np.concatenate((V, V_new))
 
-            ac_co = ac_co + np.sum(2**j)
+            ac_co = ac_co + np.prod(2**j)
 
         A = coo_matrix((V, (I.astype(int), J.astype(int))), (M, int(max(J) + 1)))
         A = A.tocsc()

src/pyGroupedTransforms/GroupedTransform.py

@@ -378,6 +378,10 @@ def worker(i):
                 return sum(results)
             else:
                 return self.matrix @ other.data
+        else:
+            raise ValueError(
+                "Wrong input data type"
+            )
 
     def __matmul__(self, other):
         return self.__mul__(other)