From 753d7473b179e9819a7b31206b5b9fe91eadaa30 Mon Sep 17 00:00:00 2001
From: Brendan Haines <brendan.haines@gmail.com>
Date: Mon, 2 Mar 2020 22:19:21 -0700
Subject: [PATCH] fix file load

---
 Software/python/hwtest.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Software/python/hwtest.py b/Software/python/hwtest.py
index 9d594ae..1b22511 100644
--- a/Software/python/hwtest.py
+++ b/Software/python/hwtest.py
@@ -40,12 +40,12 @@ servos[2].throttle = 0
 # Initialize calibration
 try:
     white_cal = np.loadtxt('cal_white.txt')
-except FileNotFoundError:
+except IOError:
     white_cal = [0]*8
 
 try:
     black_cal = np.loadtxt('cal_black.txt')
-except FileNotFoundError:
+except IOError:
     black_cal = [5]*8
 
 def get_reflectivity(chan):