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ensure files are closed

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wiredfool 2014-06-19 13:21:40 -07:00
parent 85693d60d0
commit a422a4ff4e
1 changed files with 5 additions and 3 deletions
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8
PIL/ImageMorph.py
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@ -209,14 +209,15 @@ class MorphOp:
def get_on_pixels(self, image): def get_on_pixels(self, image):
"""Get a list of all turned on pixels in a binary image """Get a list of all turned on pixels in a binary image
Returns a list of tuples of (x,y) coordinates of all matching pixels.""" Returns a list of tuples of (x,y) coordinates of all matching pixels."""
return _imagingmorph.get_on_pixels(image.im.id) return _imagingmorph.get_on_pixels(image.im.id)
def load_lut(self, filename): def load_lut(self, filename):
"""Load an operator from an mrl file""" """Load an operator from an mrl file"""
self.lut = bytearray(open(filename,'rb').read()) with open(filename,'rb') as f:
self.lut = bytearray(f.read())
if len(self.lut)!= 8192: if len(self.lut)!= 8192:
self.lut = None self.lut = None
raise Exception('Wrong size operator file!') raise Exception('Wrong size operator file!')
@ -225,7 +226,8 @@ class MorphOp:
"""Load an operator save mrl file""" """Load an operator save mrl file"""
if self.lut is None: if self.lut is None:
raise Exception('No operator loaded') raise Exception('No operator loaded')
open(filename,'wb').write(self.lut) with open(filename,'wb') as f:
f.write(self.lut)
def set_lut(self, lut): def set_lut(self, lut):
"""Set the lut from an external source""" """Set the lut from an external source"""