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scikit-hep · Aug 23, 2022 · d7934ed · d7934ed
1 parent 314441c
commit d7934ed
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/pyhf/tensor/numpy_backend.py b/src/pyhf/tensor/numpy_backend.py
@@ -7,7 +7,7 @@
 
 from pyhf.typing import TensorBackend, Shape
 
-from typing import TypeVar, Callable, Literal, Sequence, Generic, Mapping
+from typing import TypeVar, Callable, Literal, Sequence, Generic, Mapping, Union
 from numpy.typing import (
     NDArray,
     NBitBase,
@@ -16,7 +16,7 @@
 )
 
 T = TypeVar("T", bound=NBitBase)
-Tensor = NDArray[np.number[T]] | NDArray[np.bool_]
+Tensor = Union[NDArray[np.number[T]], NDArray[np.bool_]]
 
 log = logging.getLogger(__name__)