From 159c0f75da698bf6d712ab334022f16f89e51593 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Mon, 20 Jan 2014 01:57:20 +0200
Subject: [PATCH] Don't implicitly import "sys" module.

---
 py/runtime.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/py/runtime.c b/py/runtime.c
index f5cea13f52..830bcc6aa8 100644
--- a/py/runtime.c
+++ b/py/runtime.c
@@ -158,8 +158,8 @@ void rt_init(void) {
     mp_obj_t m_mp = mp_obj_new_module(qstr_from_str_static("micropython"));
     rt_store_name(qstr_from_str_static("micropython"), m_mp);
 
-    mp_obj_t m_sys = mp_obj_new_module(qstr_from_str_static("sys"));
-    rt_store_name(qstr_from_str_static("sys"), m_sys);
+    // Precreate sys module, so "import sys" didn't throw exceptions.
+    mp_obj_new_module(qstr_from_str_static("sys"));
 #endif
 
     next_unique_code_id = 1; // 0 indicates "no code"