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

diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index b2b72c88d9a16a68d5fc96309cb0f0d50cd3554f..c9fcaa70ce5c353484c16f2085526c85bb86b655 100644 (file)
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -4781,11 +4781,17 @@ 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"),
+              "x.__setitem__(i, y) <==> x[i]=y\n\
+               \n\
+               Use of negative indices is not supported."),
        SQSLOT("__delitem__", sq_ass_item, slot_sq_ass_item, wrap_sq_delitem,
-              "x.__delitem__(y) <==> del x[y]"),
+              "x.__delitem__(y) <==> del x[y]i\n\
+               \n\
+               Use of negative indices is not supported."),
        SQSLOT("__setslice__", sq_ass_slice, slot_sq_ass_slice,
               wrap_intintobjargproc,
               "x.__setslice__(i, j, y) <==> x[i:j]=y"),