with and as are now keywords. There are some generated files I can't recreate.
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index e8f4fa2..634572e 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -725,9 +725,16 @@
/* compute parser flags based on compiler flags */
#define PARSER_FLAGS(flags) \
((flags) ? ((((flags)->cf_flags & PyCF_DONT_IMPLY_DEDENT) ? \
+ PyPARSE_DONT_IMPLY_DEDENT : 0)) : 0)
+
+#if 0
+/* Keep an example of flags with future keyword support. */
+#define PARSER_FLAGS(flags) \
+ ((flags) ? ((((flags)->cf_flags & PyCF_DONT_IMPLY_DEDENT) ? \
PyPARSE_DONT_IMPLY_DEDENT : 0) \
| ((flags)->cf_flags & CO_FUTURE_WITH_STATEMENT ? \
PyPARSE_WITH_IS_KEYWORD : 0)) : 0)
+#endif
int
PyRun_InteractiveOneFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)