From d4f9d10c8c114a0f8bd13152f2ca1df80f01dc2d Mon Sep 17 00:00:00 2001
From: Keith Rothman <537074+litghost@users.noreply.github.com>
Date: Mon, 22 Oct 2018 14:08:18 -0700
Subject: [PATCH] Fix missing self. on db_root.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
---
 prjxray/segmaker.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/prjxray/segmaker.py b/prjxray/segmaker.py
index 1be40cb4..9ce7e832 100644
--- a/prjxray/segmaker.py
+++ b/prjxray/segmaker.py
@@ -62,7 +62,7 @@ class Segmaker:
 
     def load_grid(self):
         '''Load self.grid holding tile addresses'''
-        with open(os.path.join(db_root, "tilegrid.json"), "r") as f:
+        with open(os.path.join(self.db_root, "tilegrid.json"), "r") as f:
             self.grid = json.load(f)
         assert "segments" not in self.grid, "Old format tilegrid.json"