Fix type of get default

Was returning None for non-None defaults.

Author: HexDecimal

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+
+- Fixed type of default parameter for `EntityComponents.get`.
+
 ## [5.2.0] - 2024-07-22
 
 ### Changed

tcod/ecs/entity.py

@@ -529,12 +529,17 @@ def __ior__(
         self.update(value)
         return self
 
-    def get(self, __key: ComponentKey[T], __default: T | None = None) -> T | None:
+    @overload
+    def get(self, __key: ComponentKey[T]) -> T | None: ...
+    @overload
+    def get(self, __key: ComponentKey[T], __default: _T1) -> T | _T1: ...
+
+    def get(self, __key: ComponentKey[T], __default: _T1 | None = None) -> T | _T1:
         """Return a component, returns None or a default value when the component is missing."""
         try:
             return self[__key]
         except KeyError:
-            return __default
+            return __default  # type: ignore[return-value] # https://github.com/python/mypy/issues/3737
 
     def setdefault(self, __key: ComponentKey[T], __default: T) -> T:  # type: ignore[override]
         """Assign a default value if a component is missing, then returns the current value."""