Made dataclasses frozen and slotted for immutability and lower memory usage.

owlbot/builtin_modules/clips/types.py

@@ -29,7 +29,7 @@ if TYPE_CHECKING:
     from .processing import ProcessingManager
 
 
-@dataclass
+@dataclass(slots=True)
 class EditorSession:
     """A clip editor session."""
 
@@ -40,7 +40,7 @@ class EditorSession:
     expiry_task: asyncio.Task[None] | None = None
 
 
-@dataclass
+@dataclass(slots=True)
 class ModuleState:
     """Runtime state for the clips module."""
 

owlbot/builtin_modules/custom_commands/placeholders.py

@@ -53,7 +53,7 @@ from .placeholder_handlers import HANDLERS, PlaceholderError
 DEFAULT_MAX_DEPTH: int = 4
 
 
-@dataclass
+@dataclass(slots=True)
 class TextNode:
     """A span of literal text that needs no further processing.
 
@@ -63,7 +63,7 @@ class TextNode:
     text: str
 
 
-@dataclass
+@dataclass(slots=True)
 class PlaceholderNode:
     """A ``$(name ...)`` placeholder expression.
 
@@ -82,7 +82,7 @@ class PlaceholderNode:
 type Node = TextNode | PlaceholderNode
 
 
-@dataclass
+@dataclass(slots=True)
 class PlaceholderContext:
     """Bundles the runtime state needed to resolve placeholders.