From 7fa2deaa1589865a163dfe1a3c3dc43d19050c43 Mon Sep 17 00:00:00 2001
From: Brendan Howell <brendan@howell-ersatz.com>
Date: Fri, 28 Apr 2017 22:18:14 +0200
Subject: [PATCH] fix doc light pin reference

---
 screenless/bureau/photography/photography.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/screenless/bureau/photography/photography.py b/screenless/bureau/photography/photography.py
index 649a41c..84c29db 100644
--- a/screenless/bureau/photography/photography.py
+++ b/screenless/bureau/photography/photography.py
@@ -22,8 +22,8 @@ class Photography(Bureau):
         
         # set up the gpios for lamp & knobs
         gpio.init()
-        gpio.pullup(doc_light_pin, 0)  # reset pullup state
-        gpio.pullup(doc_light_pin, gpio.PULLDOWN)
+        gpio.pullup(self.doc_light_pin, 0)  # reset pullup state
+        gpio.pullup(self.doc_light_pin, gpio.PULLDOWN)
 
 
     def _doc_light_on(self):