Docs: replace warnings with note for complexity information

Reserve warnings for situations such as corrupt data which can
cause crashes.

release/scripts/modules/bpy_types.py

@@ -118,14 +118,19 @@ class Object(bpy_types.ID):
 
     @property
     def children(self):
-        """All the children of this object. Warning: takes O(len(bpy.data.objects)) time."""
+        """All the children of this object.
+
+        .. note:: Takes ``O(len(bpy.data.objects))`` time."""
         import bpy
         return tuple(child for child in bpy.data.objects
                      if child.parent == self)
 
     @property
     def users_collection(self):
-        """The collections this object is in. Warning: takes O(len(bpy.data.collections) + len(bpy.data.scenes)) time."""
+        """
+        The collections this object is in.
+
+        .. note:: Takes ``O(len(bpy.data.collections) + len(bpy.data.scenes))`` time."""
         import bpy
         return (
             tuple(
@@ -139,7 +144,9 @@ class Object(bpy_types.ID):
 
     @property
     def users_scene(self):
-        """The scenes this object is in. Warning: takes O(len(bpy.data.scenes) * len(bpy.data.objects)) time."""
+        """The scenes this object is in.
+
+        .. note:: Takes ``O(len(bpy.data.scenes) * len(bpy.data.objects))`` time."""
         import bpy
         return tuple(scene for scene in bpy.data.scenes
                      if self in scene.objects[:])
@@ -292,12 +299,16 @@ class _GenericBone:
 
     @property
     def children(self):
-        """A list of all the bones children. Warning: takes O(len(bones)) time."""
+        """A list of all the bones children.
+
+        .. note:: Takes ``O(len(bones))`` time."""
         return [child for child in self._other_bones if child.parent == self]
 
     @property
     def children_recursive(self):
-        """A list of all children from this bone. Warning: takes O(len(bones)**2) time."""
+        """A list of all children from this bone.
+
+        .. note:: Takes ``O(len(bones)**2)`` time."""
         bones_children = []
         for bone in self._other_bones:
             index = bone.parent_index(self)
@@ -314,7 +325,9 @@ class _GenericBone:
         Returns a chain of children with the same base name as this bone.
         Only direct chains are supported, forks caused by multiple children
         with matching base names will terminate the function
-        and not be returned. Warning: takes O(len(bones)**2) time.
+        and not be returned.
+
+        .. note:: Takes ``O(len(bones)**2)`` time.
         """
         basename = self.basename
         chain = []
@@ -1008,7 +1021,10 @@ class NodeSocket(StructRNA, metaclass=RNAMetaPropGroup):
 
     @property
     def links(self):
-        """List of node links from or to this socket. Warning: takes O(len(nodetree.links)) time."""
+        """
+        List of node links from or to this socket.
+
+        .. note:: Takes ``O(len(nodetree.links))`` time."""
         return tuple(
             link for link in self.id_data.links
             if (link.from_socket == self or

source/blender/makesrna/intern/rna_armature.c

@@ -1327,7 +1327,7 @@ static void rna_def_edit_bone(BlenderRNA *brna)
       prop,
       "Editbone Matrix",
       "Matrix combining loc/rot of the bone (head position, direction and roll), "
-      "in armature space (WARNING: does not include/support bone's length/size)");
+      "in armature space (does not include/support bone's length/size)");
   RNA_def_property_float_funcs(prop, "rna_EditBone_matrix_get", "rna_EditBone_matrix_set", NULL);
 
   RNA_api_armature_edit_bone(srna);