add isatty method in python redirector

CHANGES.md

 # ChangeLog
+## version 1.7.1 - 2019-01-24
+- add isatty method in python redirector
 ## version 1.7.0 - 2019-01-24
 - add clear method in factory
 - add option to replace plugin in factory

CMakeLists.txt

@@ -24,7 +24,7 @@ project(dtk)
 
 set(dtk_VERSION_MAJOR 1)
 set(dtk_VERSION_MINOR 7)
-set(dtk_VERSION_PATCH 0)
+set(dtk_VERSION_PATCH 1)
 set(dtk_VERSION
   ${dtk_VERSION_MAJOR}.${dtk_VERSION_MINOR}.${dtk_VERSION_PATCH})
 

src/dtkScript/dtkScriptInterpreterPython.cpp

@@ -37,6 +37,8 @@ static const QString dtkScriptInterpreterPythonRedirector_declare =
     "        self.data+= stuff\n"
     "    def flush(self):\n"
     "        pass\n"
+    "    def isatty(self):\n"
+    "        return False\n"
     "    def reset(self):\n"
     "        self.data = ''\n";