From 6e2d52ceee25005bc9af2de3f77c5fe2a915b155 Mon Sep 17 00:00:00 2001
From: Andrew Brown <brownan@gmail.com>
Date: Sun, 6 Nov 2011 20:35:11 -0500
Subject: [PATCH] This should really raise an error if file not found

---
 overviewer_core/nbt.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/overviewer_core/nbt.py b/overviewer_core/nbt.py
index 895eca9..ef8536a 100644
--- a/overviewer_core/nbt.py
+++ b/overviewer_core/nbt.py
@@ -18,14 +18,13 @@ import struct
 import StringIO
 import os
 import numpy
+from functools import wraps
 
 # decorator to handle filename or object as first parameter
 def _file_loader(func):
+    @wraps(func)
     def wrapper(fileobj, *args):
         if isinstance(fileobj, basestring):
-            if not os.path.isfile(fileobj):
-               return None
-
             # Is actually a filename
             fileobj = open(fileobj, 'rb',4096)
         return func(fileobj, *args)