Nathan Paul Simons noticed that the grid_remove() method was missing.
(The difference between grid_remove() and grid_forget() is that the
former remembers the options for the slave.)
diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py
index 998dd0d..2e5b69c 100644
--- a/Lib/lib-tk/Tkinter.py
+++ b/Lib/lib-tk/Tkinter.py
@@ -1024,6 +1024,8 @@
 	def grid_forget(self):
 		self.tk.call('grid', 'forget', self._w)
 	forget = grid_forget
+	def grid_remove(self):
+		self.tk.call('grid', 'remove', self._w)
 	def grid_info(self):
 		words = self.tk.splitlist(
 			self.tk.call('grid', 'info', self._w))