From 13b37750aa7399b7a8f9634e7fe7f34b0197fbf8 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Wed, 23 Oct 2013 18:51:25 +0200
Subject: [PATCH] implement a debug mode

---
 libtuer.py |  3 ++-
 tuerd      | 11 ++++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/libtuer.py b/libtuer.py
index 097a25a..1789b90 100644
--- a/libtuer.py
+++ b/libtuer.py
@@ -10,7 +10,8 @@ printLevel  = logging.DEBUG
 
 # Mail logging handler
 def sendeMail(subject, text, receivers, sender='sphinx@hacksaar.de', replyTo=None):
-	if not isinstance(type(receivers), list): receivers = [receivers]
+	assert isinstance(receivers, list)
+	if not len(receivers): return # nothing to do
 	# construct content
 	msg = email.mime.text.MIMEText(text.encode('UTF-8'), 'plain', 'UTF-8')
 	msg['Subject'] = subject
diff --git a/tuerd b/tuerd
index 5c91f92..1bee788 100755
--- a/tuerd
+++ b/tuerd
@@ -3,7 +3,16 @@ import RPi.GPIO as GPIO
 import statemachine, actor, pins, tysock, waker
 from libtuer import logger
 import argparse
-# TODO: implement some arguments, e.g. --debug which does not send e-mails and prints debug stuff
+
+# Parse arguments
+parser = argparse.ArgumentParser(description='Run a door')
+parser.add_argument("-d", "--debug",
+					action="store_true", dest="debug",
+					help="Don't send emails")
+args = parser.parse_args()
+if args.debug:
+	import libtuer
+	libtuer.mailAddress = []
 
 # initialize GPIO stuff
 GPIO.setmode(GPIO.BOARD)
-- 
2.30.2