Merge pull request #3 from NFFT/python-code-format-patches

Fixes by format action

Author: passscoed

src/pyGroupedTransforms/GroupedTransform.py

@@ -379,9 +379,7 @@ def worker(i):
             else:
                 return self.matrix @ other.data
         else:
-            raise ValueError(
-                "Wrong input data type"
-            )
+            raise ValueError("Wrong input data type")
 
     def __matmul__(self, other):
         return self.__mul__(other)