From 5278f7344b5b6220ba967e1d0cc0edfbd15ded90 Mon Sep 17 00:00:00 2001
From: Jan Grewe <jan@faked.org>
Date: Wed, 24 Jan 2018 11:55:54 +0100
Subject: [PATCH] Don't print a warning if there is no message

Only output a warning for return code 2 (changes to be applied) if stderr actually contains a string.
---
 python_terraform/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python_terraform/__init__.py b/python_terraform/__init__.py
index e207be3..af13f22 100644
--- a/python_terraform/__init__.py
+++ b/python_terraform/__init__.py
@@ -296,7 +296,7 @@ def cmd(self, cmd, *args, **kwargs):
 
         if ret_code == 0:
             self.read_state_file()
-        else:
+        elif (ret_code == 2 and len(err) > 0) or ret_code != 2:
             log.warn('error: {e}'.format(e=err))
 
         self.temp_var_files.clean_up()