--- a/util/ProcessLogger.py	Thu Aug 17 09:55:39 2017 +0300
+++ b/util/ProcessLogger.py	Thu Aug 17 10:04:24 2017 +0300
@@ -124,7 +124,7 @@
                "stderr": subprocess.PIPE
         }
 
-        if no_gui == True and wx.Platform == '__WXMSW__':
+        if no_gui and wx.Platform == '__WXMSW__':
             self.startupinfo = subprocess.STARTUPINFO()
             self.startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
             popenargs["startupinfo"] = self.startupinfo