# HG changeset patch
# User Fred Drake <fdrake@acm.org>
# Date 997900353 0
# Node ID b865cd5c1925036daeab3d8b2adfc3b6a35e50c6
# Parent  6f6acbf7893943f834b5c423c9e39081b20f7917
Added comments before recently added/assigned slots in the type object,
so the backward compatibility issues will be easier to understand.  I only
added comments indicating additions and assignments back to Python 2.0.

diff -r 6f6acbf78939 -r b865cd5c1925 Include/object.h
--- a/Include/object.h	Wed Aug 15 18:18:58 2001 +0000
+++ b/Include/object.h	Wed Aug 15 18:32:33 2001 +0000
@@ -150,6 +150,7 @@
 	unaryfunc nb_float;
 	unaryfunc nb_oct;
 	unaryfunc nb_hex;
+	/* Added in release 2.0 */
 	binaryfunc nb_inplace_add;
 	binaryfunc nb_inplace_subtract;
 	binaryfunc nb_inplace_multiply;
@@ -162,6 +163,7 @@
 	binaryfunc nb_inplace_xor;
 	binaryfunc nb_inplace_or;
 
+	/* Added in release 2.2 */
 	/* The following require the Py_TPFLAGS_HAVE_CLASS flag */
 	binaryfunc nb_floor_divide;
 	binaryfunc nb_true_divide;
@@ -178,6 +180,7 @@
 	intobjargproc sq_ass_item;
 	intintobjargproc sq_ass_slice;
 	objobjproc sq_contains;
+	/* Added in release 2.0 */
 	binaryfunc sq_inplace_concat;
 	intargfunc sq_inplace_repeat;
 } PySequenceMethods;
@@ -250,18 +253,21 @@
 
 	char *tp_doc; /* Documentation string */
 
+	/* Assigned meaning in release 2.0 */
 	/* call function for all accessible objects */
 	traverseproc tp_traverse;
 	
 	/* delete references to contained objects */
 	inquiry tp_clear;
 
+	/* Assigned meaning in release 2.1 */
 	/* rich comparisons */
 	richcmpfunc tp_richcompare;
 
 	/* weak reference enabler */
 	long tp_weaklistoffset;
 
+	/* Added in release 2.2 */
 	/* Iterators */
 	getiterfunc tp_iter;
 	iternextfunc tp_iternext;