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py3k: __nonzero__ is now __bool__

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Brian Crowell 2012-10-15 21:05:26 -05:00 committed by Brian Crowell
parent 3a665a7835
commit eed042fae5
1 changed files with 10 additions and 3 deletions
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7
PIL/ImageMath.py
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@ -17,6 +17,7 @@
import Image import Image
import _imagingmath import _imagingmath
import sys
VERBOSE = 0 VERBOSE = 0
@ -84,9 +85,15 @@ class _Operand:
return _Operand(out) return _Operand(out)
# unary operators # unary operators
if sys.version_info >= (3,0):
def __bool__(self):
# an image is "true" if it contains at least one non-zero pixel
return self.im.getbbox() is not None
else:
def __nonzero__(self): def __nonzero__(self):
# an image is "true" if it contains at least one non-zero pixel # an image is "true" if it contains at least one non-zero pixel
return self.im.getbbox() is not None return self.im.getbbox() is not None
def __abs__(self): def __abs__(self):
return self.apply("abs", self) return self.apply("abs", self)
def __pos__(self): def __pos__(self):