From b8d3e62bae3559b24a2a135c921ccc9879fab339 Mon Sep 17 00:00:00 2001
From: Mike Naberezny <mike@naberezny.com>
Date: Sun, 16 May 2010 11:30:29 -0700
Subject: [PATCH] Use get() instead of setdefault().

---
 src/py65/memory.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/py65/memory.py b/src/py65/memory.py
index 8569eee4..ef6dff8a 100644
--- a/src/py65/memory.py
+++ b/src/py65/memory.py
@@ -9,7 +9,7 @@ def __init__(self, subject=None):
         self._write_subscribers = {}        
 
     def __setitem__(self, address, value):
-        callbacks = self._write_subscribers.setdefault(address, [])
+        callbacks = self._write_subscribers.get(address, [])
 
         for callback in callbacks:
             result = callback(address, value)
@@ -19,7 +19,7 @@ def __setitem__(self, address, value):
         self._subject[address] = value
         
     def __getitem__(self, address):
-        callbacks = self._read_subscribers.setdefault(address, [])
+        callbacks = self._read_subscribers.get(address, [])
         final_result = None
 
         for callback in callbacks: