Add example to family_members_with_points method in Mobject

manim/mobject/mobject.py

@@ -2314,6 +2314,25 @@ def get_family(self, recurse: bool = True) -> list[Self]:
         return remove_list_redundancies(all_mobjects)
 
     def family_members_with_points(self) -> list[Self]:
+        """Lists all mobjects that have points in the hierarchy (family) of the given mobject.
+        
+        Returns
+        -------
+        list
+            A list of mobjects that have points in the family of the given mobject. 
+
+        Examples
+        --------
+        ::
+
+            >>> from manim import Square, Rectangle, VGroup, Group, Mobject, VMobject
+            >>> s, r, m, v = Square(), Rectangle(), Mobject(), VMobject()
+            >>> vg = VGroup(s, r)
+            >>> gr = Group(vg, m, v) 
+            >>> gr.family_members_with_points()
+            [Square, Rectangle]
+            
+        """
         return [m for m in self.get_family() if m.get_num_points() > 0]
 
     def arrange(