bpo-43754: Eliminate bindings for partial pattern matches (GH-25229)

diff --git a/Lib/opcode.py b/Lib/opcode.py
index 196e6f8..37e88e9 100644
--- a/Lib/opcode.py
+++ b/Lib/opcode.py
@@ -139,7 +139,7 @@ def jabs_op(name, op):
 name_op('DELETE_ATTR', 96)      # ""
 name_op('STORE_GLOBAL', 97)     # ""
 name_op('DELETE_GLOBAL', 98)    # ""
-
+def_op('ROT_N', 99)
 def_op('LOAD_CONST', 100)       # Index in const list
 hasconst.append(100)
 name_op('LOAD_NAME', 101)       # Index in name list