Fix for implicit tuple + default arguments, courtesy of Michael Hudson.

jeremyhylton · jeremyhylton · commit 2b3f0ca2aca1 · 2001-02-19T23:52:49.000Z
SF patch #103749
diff --git a/Python/compile.c b/Python/compile.c
@@ -4667,7 +4667,9 @@ symtable_params(struct symtable *st, node *n)
 		for (j = 0; j <= complex; j++) {
 			c = CHILD(n, j);
 			if (TYPE(c) == COMMA)
-			    c = CHILD(n, ++j);
+				c = CHILD(n, ++j);
+			else if (TYPE(c) == EQUAL)
+				c = CHILD(n, j += 3);
 			if (TYPE(CHILD(c, 0)) == LPAR)
 				symtable_params_fplist(st, CHILD(c, 1));
 		} 
