refactor: small changes

src/snakia/core/rx/base_bindable.py

@@ -29,8 +29,7 @@ class BaseBindable(Generic[T]):
     def value(self) -> T:
         if self.has_value:
             return self.__value
-        else:
+        return self.default_value
-            return self.default_value
 
     @property
     def has_value(self) -> bool:

src/snakia/core/rx/combines.py

@@ -95,7 +95,7 @@ def combine(
     )
 
     def subscriber(_: ValueChanged[Any]) -> None:
-        combined.set(combiner(*[*map(lambda s: s.value, sources)]))
+        combined.set(combiner(*map(lambda s: s.value, sources)))
 
     for source in sources:
         if isinstance(source, Bindable):
@@ -185,7 +185,7 @@ def async_combine(
     )
 
     async def subscriber(_: ValueChanged[Any]) -> None:
-        result = await combiner(*[*map(lambda s: s.value, sources)])
+        result = await combiner(*map(lambda s: s.value, sources))
         await combined.set(result)
 
     for source in sources:

src/snakia/types/marker.py

@@ -12,7 +12,7 @@ MARKERS_ATTR = "__snakia_markers__"
 
 
 def _get_all_markers(obj: Any) -> dict[type["Marker"], "Marker"]:
-    return get_or_set_attr(obj, MARKERS_ATTR, dict[type[Marker], Marker]())
+    return get_or_set_attr(obj, MARKERS_ATTR, dict())
 
 
 class Marker: