Bug #1520864: unpacking singleton tuples in for loop (for x, in) work again.
diff --git a/Python/import.c b/Python/import.c
index 933f094..dfc2544 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -60,6 +60,7 @@
        Python 2.5a0: 62081 (ast-branch)
        Python 2.5a0: 62091 (with)
        Python 2.5a0: 62092 (changed WITH_CLEANUP opcode)
+       Python 2.5c1: 62101 (fix wrong code: for x, in ...)
 .
 */
 #define MAGIC (62092 | ((long)'\r'<<16) | ((long)'\n'<<24))