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Use the deferred error to provide a logical exception on access to a closed image

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wiredfool 2014-04-08 23:43:13 -07:00
parent b27ef76468
commit 3d352329f4
1 changed files with 5 additions and 2 deletions
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7
PIL/Image.py
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@ -92,7 +92,7 @@ except ImportError:
from PIL import ImageMode from PIL import ImageMode
from PIL._binary import i8, o8 from PIL._binary import i8, o8
from PIL._util import isPath, isStringType from PIL._util import isPath, isStringType, deferred_error
import os, sys import os, sys
@ -513,7 +513,10 @@ class Image:
if Image.DEBUG: if Image.DEBUG:
print ("Error closing: %s" %msg) print ("Error closing: %s" %msg)
self.im = None # Instead of simply setting to None, we're setting up a
# deferred error that will better explain that the core image
# object is gone.
self.im = deferred_error(ValueError("Operation on closed image"))
def _copy(self): def _copy(self):