From f8dbe9cbc14ee163b9c3d42045a6902169af99ea Mon Sep 17 00:00:00 2001
From: peter-pycom <61411318+peter-pycom@users.noreply.github.com>
Date: Thu, 6 May 2021 13:18:37 +0200
Subject: [PATCH] pygate: close config file to save ram

e.g. on 1.20.3.b3 on a wipy this makes the difference between immediate out of memory or able to start
---
 content/tutorials/expansionboards/pygate.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/content/tutorials/expansionboards/pygate.md b/content/tutorials/expansionboards/pygate.md
index 9ad9416..d086121 100644
--- a/content/tutorials/expansionboards/pygate.md
+++ b/content/tutorials/expansionboards/pygate.md
@@ -100,8 +100,8 @@ while not rtc.synced():
 print(" OK\n")
 
 # Read the GW config file from Filesystem
-fp = open('/flash/config.json','r')
-buf = fp.read()
+with open('/flash/config.json','r') as fp:
+    buf = fp.read()
 
 # Start the Pygate
 machine.pygate_init(buf)