Same as last

Author: james-d-mitchell

libsemigroups_pybind11/congruence.py

@@ -75,7 +75,7 @@ def __init__(self: Self, *args, **kwargs) -> None:
                 )
         self.init_cxx_obj(*args)
 
-    def get(self: Self, t: type) -> _Kambites | _KnuthBendix | _ToddCoxeter:
+    def get(self: Self, t: type) -> Union[_Kambites, _KnuthBendix, _ToddCoxeter]:
         """
         :sig=(self: Congruence, t: type) -> Kambites | KnuthBendix | ToddCoxeter:
         Returns the *t* instance used to compute the congruence (if any).

libsemigroups_pybind11/presentation/__init__.py

@@ -13,7 +13,7 @@
 The full API for :any:`Presentation` helper functions is given below.
 """
 
-from typing import List, Any as _Any
+from typing import List, Any as _Any, Union
 from typing_extensions import Self
 
 from _libsemigroups_pybind11 import (
@@ -147,12 +147,12 @@ def __init__(self: Self, *args, **kwargs):
 
     @_copydoc(_PresentationWords.rules)
     @property
-    def rules(self: Self) -> List[List[int] | str]:
+    def rules(self: Self) -> List[Union[List[int], str]]:
         # pylint: disable=missing-function-docstring
         return _to_cxx(self).rules
 
     @rules.setter
-    def rules(self: Self, val: List[List[int] | str]) -> None:
+    def rules(self: Self, val: List[Union[List[int], str]]) -> None:
         _to_cxx(self).rules = val
 
 
@@ -172,7 +172,7 @@ class InversePresentation(Presentation):
     _py_template_params_to_cxx_type = {
         (List[int],): _InversePresentationWords,
         (str,): _InversePresentationStrings,
-        (Presentation,): _InversePresentationWords | _InversePresentationStrings,
+        (Presentation,): Union[_InversePresentationWords, _InversePresentationStrings],
     }
 
     _cxx_type_to_py_template_params = dict(