From c39a6d5b633d50a68f13575974a019d10d05d564 Mon Sep 17 00:00:00 2001
From: Clint Daniels <clint.daniels@wsp.com>
Date: Sun, 2 Jun 2019 08:25:23 -0700
Subject: [PATCH] Integers here can overflow can overflow the buffer_size
 calculation on line 159 without warning.

---
 activitysim/abm/tables/skims.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/activitysim/abm/tables/skims.py b/activitysim/abm/tables/skims.py
index 6cb20edc6e..3a2245278c 100644
--- a/activitysim/abm/tables/skims.py
+++ b/activitysim/abm/tables/skims.py
@@ -149,7 +149,7 @@ def block_name(block):
 def buffers_for_skims(skim_info, shared=False):
 
     skim_dtype = skim_info['dtype']
-    omx_shape = skim_info['omx_shape']
+    omx_shape = [np.float64(x) for x in skim_info['omx_shape']]
     blocks = skim_info['blocks']
 
     skim_buffers = {}