From 30c4fb55e91aa879bb9e4f7382ba87565d9f5c58 Mon Sep 17 00:00:00 2001
From: Artur Mullakhmetov <mullakhmetov.art@gmail.com>
Date: Fri, 27 Jan 2017 11:33:27 +0300
Subject: [PATCH] Added context manager to file reading

old-commit-hash: 48f203ad5b5f83e53d140d6c36b1ef6637fa9c6c
---
 common/dbc.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/common/dbc.py b/common/dbc.py
index 4414b79839..d333f0a917 100755
--- a/common/dbc.py
+++ b/common/dbc.py
@@ -16,7 +16,8 @@ DBCSignal = namedtuple(
 
 class dbc(object):
   def __init__(self, fn):
-    self.txt = open(fn).read().split("\n")
+    with open(fn) as f:
+      self.txt = f.read().split("\n")
     self._warned_addresses = set()
 
     # regexps from https://github.com/ebroecker/canmatrix/blob/master/canmatrix/importdbc.py