From d6356bbfc5763c993e6c180219baf8f818da3abb Mon Sep 17 00:00:00 2001
From: petrucci4prez <natedwarshuis@gmail.com>
Date: Sat, 3 Jun 2017 16:02:21 -0400
Subject: [PATCH] cleaner syntax for thread lock

---
 stateMachine.py | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/stateMachine.py b/stateMachine.py
index e692136..b46768c 100644
--- a/stateMachine.py
+++ b/stateMachine.py
@@ -191,15 +191,12 @@ class StateMachine:
 		self.currentState.entry()
 
 	def selectState(self, signal):
-		self._lock.acquire() # make state transitions threadsafe
-		try:
+		with self._lock
 			nextState = self.currentState.next(signal)
 			if nextState != self.currentState:
 				self.currentState.exit()
 				self.currentState = nextState
 				self.currentState.entry()
-		finally:
-			self._lock.release()
 			
 			self._cfg['state'] = self.currentState.name
 			self._cfg.sync()