Change docstrings for __(get|set|del)slice__ to note that negative indices are not...

diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index e4b4c5c2d7486d5e3936dba257fa0c0bfc79c61c..0597921a105e50f0c75aea6ad6f79e9f9f3dcea3 100644 (file)
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -3702,16 +3702,22 @@ static slotdef slotdefs[] = {
        SQSLOT("__getitem__", sq_item, slot_sq_item, wrap_sq_item,
               "x.__getitem__(y) <==> x[y]"),
        SQSLOT("__getslice__", sq_slice, slot_sq_slice, wrap_intintargfunc,
-              "x.__getslice__(i, j) <==> x[i:j]"),
+              "x.__getslice__(i, j) <==> x[i:j]\n\
+               \n\
+               Use of negative indices is not supported."),
        SQSLOT("__setitem__", sq_ass_item, slot_sq_ass_item, wrap_sq_setitem,
               "x.__setitem__(i, y) <==> x[i]=y"),
        SQSLOT("__delitem__", sq_ass_item, slot_sq_ass_item, wrap_sq_delitem,
               "x.__delitem__(y) <==> del x[y]"),
        SQSLOT("__setslice__", sq_ass_slice, slot_sq_ass_slice,
               wrap_intintobjargproc,
-              "x.__setslice__(i, j, y) <==> x[i:j]=y"),
+              "x.__setslice__(i, j, y) <==> x[i:j]=y\n\
+               \n\
+               Use of negative indices is not supported."),
        SQSLOT("__delslice__", sq_ass_slice, slot_sq_ass_slice, wrap_delslice,
-              "x.__delslice__(i, j) <==> del x[i:j]"),
+              "x.__delslice__(i, j) <==> del x[i:j]\n\
+               \n\
+               Use of negative indices is not supported."),
        SQSLOT("__contains__", sq_contains, slot_sq_contains, wrap_objobjproc,
               "x.__contains__(y) <==> y in x"),
        SQSLOT("__iadd__", sq_inplace_concat, slot_sq_inplace_concat,