Use Bool

Author: basnijholt

adaptive/learner/triangulation.py

@@ -7,7 +7,6 @@
 from math import factorial, sqrt
 from typing import Any, Iterable, Iterator, List, Sequence, Tuple, Union
 
-import numpy as np
 import scipy.spatial
 from numpy import abs as np_abs
 from numpy import (
@@ -28,6 +27,8 @@
 from numpy.linalg import det as ndet
 from numpy.linalg import matrix_rank, norm, slogdet, solve
 
+from adaptive.types import Bool
+
 try:
     from typing import TypeAlias
 except ImportError:
@@ -61,7 +62,7 @@ def fast_norm(v: tuple[float, ...] | ndarray) -> float:
 
 def fast_2d_point_in_simplex(
     point: Point, simplex: SimplexPoints, eps: float = 1e-8
-) -> bool | np.bool_:
+) -> Bool:
     (p0x, p0y), (p1x, p1y), (p2x, p2y) = simplex
     px, py = point
 
@@ -75,9 +76,7 @@ def fast_2d_point_in_simplex(
     return (t >= -eps) and (s + t <= 1 + eps)
 
 
-def point_in_simplex(
-    point: Point, simplex: SimplexPoints, eps: float = 1e-8
-) -> bool | np.bool_:
+def point_in_simplex(point: Point, simplex: SimplexPoints, eps: float = 1e-8) -> Bool:
     if len(point) == 2:
         return fast_2d_point_in_simplex(point, simplex, eps)
 
@@ -424,7 +423,7 @@ def get_reduced_simplex(
 
     def point_in_simplex(
         self, point: Point, simplex: Simplex, eps: float = 1e-8
-    ) -> bool | np.bool_:
+    ) -> Bool:
         vertices = self.get_vertices(simplex)
         return point_in_simplex(point, vertices, eps)
 
@@ -533,7 +532,7 @@ def circumscribed_circle(
 
     def point_in_cicumcircle(
         self, pt_index: int, simplex: Simplex, transform: ndarray
-    ) -> bool | np.bool_:
+    ) -> Bool:
         # return self.fast_point_in_circumcircle(pt_index, simplex, transform)
         eps = 1e-8
 
@@ -611,7 +610,7 @@ def bowyer_watson(
         new_triangles = self.vertex_to_simplices[pt_index]
         return bad_triangles - new_triangles, new_triangles - bad_triangles
 
-    def _simplex_is_almost_flat(self, simplex: Simplex) -> bool | np.bool_:
+    def _simplex_is_almost_flat(self, simplex: Simplex) -> Bool:
         return self._relative_volume(simplex) < 1e-8
 
     def _relative_volume(self, simplex: Simplex) -> float:

adaptive/types.py

@@ -11,3 +11,4 @@
 Float: TypeAlias = Union[float, np.float_]
 Int: TypeAlias = Union[int, np.int_]
 Real: TypeAlias = Union[Float, Int]
+Bool: TypeAlias = Union[bool, np.bool_]