LogalDeveloper/Minecraft-Overviewer
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Check if file exists before opening it

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cbarber
2011-02-26 21:41:59 -05:00
committed by Andrew Chin
parent a690ebbce5
commit 1a57f53a39
1 changed files with 4 additions and 0 deletions
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4
nbt.py
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@@ -16,11 +16,15 @@
import gzip, zlib import gzip, zlib
import struct import struct
import StringIO import StringIO
import os
# decorator to handle filename or object as first parameter # decorator to handle filename or object as first parameter
def _file_loader(func): def _file_loader(func):
def wrapper(fileobj, *args): def wrapper(fileobj, *args):
if isinstance(fileobj, basestring): if isinstance(fileobj, basestring):
if not os.path.isfile(fileobj):
return None
# Is actually a filename # Is actually a filename
fileobj = open(fileobj, 'rb') fileobj = open(fileobj, 'rb')
return func(fileobj, *args) return func(fileobj, *args)