Add Support for Python 3.13 (#465)

* Update pyproject.toml

* remove deprecated fill_value

* Update release_notes.rst

---------

Co-authored-by: Fabian <[email protected]>

Author: lkstrp

doc/release_notes.rst

@@ -10,7 +10,7 @@ Release Notes
 
 **Breaking Changes**
 
-* With this release, the package support for python 3.9 was dropped. It now requires python 3.10 or higher.
+* With this release, the package support for Python 3.9 was dropped and support for Python 3.10 was officially added.
 
 Version 0.5.5
 --------------

linopy/expressions.py

@@ -664,15 +664,6 @@ def ndim(self) -> int:
     def loc(self) -> LocIndexer:
         return LocIndexer(self)
 
-    @classmethod  # type: ignore
-    @property
-    def fill_value(cls) -> dict[str, Any]:
-        warn(
-            "The `.fill_value` attribute is deprecated, use linopy.expressions.FILL_VALUE instead.",
-            DeprecationWarning,
-        )
-        return cls._fill_value
-
     @property
     def type(self) -> str:
         return "LinearExpression"

linopy/variables.py

@@ -755,18 +755,6 @@ def range(self) -> tuple[int, int]:
         """
         return self.data.attrs["label_range"]
 
-    @classmethod  # type: ignore
-    @property
-    def fill_value(cls) -> dict[str, Any]:
-        """
-        Return the fill value of the variable.
-        """
-        warn(
-            "The `.fill_value` attribute is deprecated, use linopy.variables.FILL_VALUE instead.",
-            DeprecationWarning,
-        )
-        return cls._fill_value
-
     @property
     def mask(self) -> DataArray:
         """

pyproject.toml

@@ -13,6 +13,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Development Status :: 3 - Alpha",
     "Environment :: Console",
     "Intended Audience :: Science/Research",

test/test_linear_expression.py

@@ -147,9 +147,6 @@ def test_repr(m: Model) -> None:
 def test_fill_value() -> None:
     isinstance(LinearExpression._fill_value, dict)
 
-    with pytest.warns(DeprecationWarning):
-        LinearExpression.fill_value
-
 
 def test_linexpr_with_scalars(m: Model) -> None:
     expr = m.linexpr((10, "x"), (1, "y"))

test/test_variable.py

@@ -183,9 +183,6 @@ def test_variable_sum_warn_unknown_kwargs(x: linopy.Variable) -> None:
 def test_fill_value() -> None:
     isinstance(linopy.variables.Variable._fill_value, dict)
 
-    with pytest.warns(DeprecationWarning):
-        linopy.variables.Variable.fill_value
-
 
 def test_variable_where(x: linopy.Variable) -> None:
     x = x.where([True] * 4 + [False] * 6)