refactor(types): enable postponed evaluation of annotations

Import `__future__.annotations` to allow forward references and string-based type hints, reducing circular import issues and improving PEP 563 compatibility across the pyinterp package.

Author: fbriol

pyinterp/__init__.py

@@ -8,6 +8,8 @@
 geospatial operations, and statistical analysis tools.
 """
 
+from __future__ import annotations
+
 import copyreg
 import sys
 from typing import Any

pyinterp/tests/__init__.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Test datasets for pyinterp package."""
 
+from __future__ import annotations
+
 import json
 import pathlib
 

pyinterp/tests/core/fill/test_matrix.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Unit tests for matrix fill function."""
 
+from __future__ import annotations
+
 import numpy as np
 import pytest
 

pyinterp/tests/core/geometry/cartesian/algorithm/conftest.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Pytest fixtures for Cartesian geometry algorithm tests."""
 
+from __future__ import annotations
+
 import numpy as np
 import pytest
 

pyinterp/tests/core/geometry/cartesian/algorithm/for_each_points/test_covered_by.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for for_each_point_X algorithms (Cartesian)."""
 
+from __future__ import annotations
+
 import numpy as np
 
 from .......core.geometry.cartesian import (

pyinterp/tests/core/geometry/cartesian/algorithm/for_each_points/test_distance.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for for_each_point_X algorithms (Cartesian)."""
 
+from __future__ import annotations
+
 import numpy as np
 import pytest
 

pyinterp/tests/core/geometry/cartesian/algorithm/for_each_points/test_within.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for for_each_point_X algorithms (Cartesian)."""
 
+from __future__ import annotations
+
 import numpy as np
 
 from .......core.geometry.cartesian import (

pyinterp/tests/core/geometry/cartesian/algorithm/measurements/test_area.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for area algorithm."""
 
+from __future__ import annotations
+
 import math
 
 from .......core.geometry.cartesian import (

pyinterp/tests/core/geometry/cartesian/algorithm/measurements/test_azimuth.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for azimuth algorithm."""
 
+from __future__ import annotations
+
 import math
 
 from .......core.geometry.cartesian import Segment

pyinterp/tests/core/geometry/cartesian/algorithm/measurements/test_buffer.py

@@ -4,6 +4,8 @@
 # BSD-style license that can be found in the LICENSE file.
 """Tests for buffer algorithm and strategy classes."""
 
+from __future__ import annotations
+
 import numpy as np
 
 from .......core.geometry.cartesian import LineString, Point, Polygon, Ring