Hide keyboard shortcuts

Hot-keys on this page

r m x p   toggle line displays

j k   next/prev highlighted chunk

0   (zero) top of page

1   (one) first highlighted chunk

1# 

2# LSST Data Management System 

3# Copyright 2008-2017 AURA/LSST. 

4# 

5# This product includes software developed by the 

6# LSST Project (http://www.lsst.org/). 

7# 

8# This program is free software: you can redistribute it and/or modify 

9# it under the terms of the GNU General Public License as published by 

10# the Free Software Foundation, either version 3 of the License, or 

11# (at your option) any later version. 

12# 

13# This program is distributed in the hope that it will be useful, 

14# but WITHOUT ANY WARRANTY; without even the implied warranty of 

15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

16# GNU General Public License for more details. 

17# 

18# You should have received a copy of the LSST License Statement and 

19# the GNU General Public License along with this program. If not, 

20# see <https://www.lsstcorp.org/LegalNotices/>. 

21# 

22 

23import unittest 

24import pickle 

25import os 

26 

27import lsst.utils.tests 

28import lsst.afw.image as afwImage 

29import lsst.ip.isr.isrFunctions as isrFunctions 

30 

31 

32class BrighterFatterTestCases(lsst.utils.tests.TestCase): 

33 

34 def setUp(self): 

35 self.filename = "bf_kernel.pkl" 

36 kernel = afwImage.ImageF(17, 17) 

37 kernel[9, 9, afwImage.LOCAL] = 1 

38 kernelPickleString = kernel.getArray().dumps() 

39 # kernel.getArray().dump(self.filename) triggers an "unclosed file" warning with numpy 1.13.1 

40 with open(self.filename, 'wb') as f: 

41 f.write(kernelPickleString) 

42 

43 def tearDown(self): 

44 os.unlink(self.filename) 

45 

46 def testBrighterFatterInterface(self): 

47 """Test brighter fatter correction interface using a delta function kernel on a flat image""" 

48 

49 image = afwImage.ImageF(100, 100) 

50 image.set(100) 

51 ref_image = afwImage.ImageF(image, True) 

52 

53 mi = afwImage.makeMaskedImage(image) 

54 exp = afwImage.makeExposure(mi) 

55 

56 with open(self.filename, 'rb') as f: 

57 bfKernel = pickle.load(f) 

58 

59 isrFunctions.brighterFatterCorrection(exp, bfKernel, 5, 100, False) 

60 self.assertImagesEqual(ref_image, image) 

61 

62 

63class MemoryTester(lsst.utils.tests.MemoryTestCase): 

64 pass 

65 

66 

67def setup_module(module): 

68 lsst.utils.tests.init() 

69 

70 

71if __name__ == "__main__": 71 ↛ 72line 71 didn't jump to line 72, because the condition on line 71 was never true

72 lsst.utils.tests.init() 

73 unittest.main()