From ca3f6a25f40f6c51d69c71f1206e337684a36ef8 Mon Sep 17 00:00:00 2001
From: wiredfool <eric-github@soroos.net>
Date: Tue, 17 Jan 2017 06:20:39 -0800
Subject: [PATCH]  Applied patch:
 https://github.com/matplotlib/matplotlib/commit/a91559b82cf23ee407cd57580653015fc7dc35f0
 to fix issue #1902

---
 _imagingtk.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/_imagingtk.c b/_imagingtk.c
index 87de36a04..d0295f317 100644
--- a/_imagingtk.c
+++ b/_imagingtk.c
@@ -36,18 +36,18 @@ _tkinit(PyObject* self, PyObject* args)
 {
     Tcl_Interp* interp;
 
-    Py_ssize_t arg;
+    PyObject* arg;
     int is_interp;
-    if (!PyArg_ParseTuple(args, "ni", &arg, &is_interp))
+    if (!PyArg_ParseTuple(args, "Oi", &arg, &is_interp))
         return NULL;
 
     if (is_interp)
-        interp = (Tcl_Interp*) arg;
+        interp = (Tcl_Interp*)PyLong_AsVoidPtr(arg);
     else {
         TkappObject* app;
 	/* Do it the hard way.  This will break if the TkappObject
 	   layout changes */
-        app = (TkappObject*) arg;
+        app = (TkappObject*)PyLong_AsVoidPtr(arg);
         interp = app->interp;
     }