From d65371538d8ecdc64691f1c522b5b9ecc1299c7f Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Wed, 15 Mar 2017 17:25:12 +1100
Subject: [PATCH] py/mpprint: Fix int formatting so "+" is printed for 0-valued
 integer.

---
 py/mpprint.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/py/mpprint.c b/py/mpprint.c
index 72d1c55ca0..4bc45fef4d 100644
--- a/py/mpprint.c
+++ b/py/mpprint.c
@@ -222,7 +222,7 @@ int mp_print_mp_int(const mp_print_t *print, mp_obj_t x, int base, int base_char
     char prefix_buf[4];
     char *prefix = prefix_buf;
 
-    if (mp_obj_int_sign(x) > 0) {
+    if (mp_obj_int_sign(x) >= 0) {
         if (flags & PF_FLAG_SHOW_SIGN) {
             *prefix++ = '+';
         } else if (flags & PF_FLAG_SPACE_SIGN) {