Fix SF bug [ #445474 ] warn about import * inside functions

Reported by the Man himself.

Python/compile.c

@@ -5294,6 +5294,11 @@ symtable_import(struct symtable *st, node *n)
 			}
 		}
 		if (TYPE(CHILD(n, 3)) == STAR) {
+			if (st->st_cur->ste_type != TYPE_MODULE) {
+				symtable_warn(st,
+				      "import * not allowed inside function");
+				return;
+			}
 			st->st_cur->ste_optimized |= OPT_IMPORT_STAR;
 			st->st_cur->ste_opt_lineno = n->n_lineno;
 		} else {