docstrings

src/textual/_worker_manager.py

@@ -135,7 +135,7 @@ class WorkerManager:
             node: Worker DOM node.
             group: A group name.
 
-        Return:
+        Returns:
             A list of workers that were cancelled.
         """
         workers = [
@@ -156,7 +156,7 @@ class WorkerManager:
         Returns:
             List of cancelled workers.
 
-        ."""
+        """
         workers = [worker for worker in self._workers if worker.node == node]
         for worker in workers:
             worker.cancel()

src/textual/widget.py

@@ -168,7 +168,9 @@ class RenderCache(NamedTuple):
     """Stores results of a previous render."""
 
     size: Size
+    """The size of the render."""
     lines: list[Strip]
+    """Contents of the render."""
 
 
 class WidgetError(Exception):
@@ -184,8 +186,11 @@ class PseudoClasses(NamedTuple):
     cache-key."""
 
     enabled: bool
+    """Is 'enabled' applied?"""
     focus: bool
+    """Is 'focus' applied?"""
     hover: bool
+    """Is 'hover' applied?"""
 
 
 class _BorderTitle: