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py3 as well

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wiredfool 2013-03-22 21:25:37 -07:00
parent f432530df3
commit 5eae020aef
1 changed files with 7 additions and 2 deletions
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5
Tests/tester.py
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@ -157,8 +157,13 @@ def assert_image_similar(a, b, epsilon, msg=None):
elif a.size != b.size: elif a.size != b.size:
return failure(msg or "got size %r, expected %r" % (a.size, b.size)) return failure(msg or "got size %r, expected %r" % (a.size, b.size))
diff = 0 diff = 0
try:
ord(b'0')
for abyte,bbyte in zip(a.tobytes(),b.tobytes()): for abyte,bbyte in zip(a.tobytes(),b.tobytes()):
diff += abs(ord(abyte)-ord(bbyte)) diff += abs(ord(abyte)-ord(bbyte))
except:
for abyte,bbyte in zip(a.tobytes(),b.tobytes()):
diff += abs(abyte-bbyte)
ave_diff = float(diff)/(a.size[0]*a.size[1]) ave_diff = float(diff)/(a.size[0]*a.size[1])
if epsilon < ave_diff: if epsilon < ave_diff:
failure(msg or "average pixel value difference %.4f > epsilon %.4f" %(ave_diff, epsilon)) failure(msg or "average pixel value difference %.4f > epsilon %.4f" %(ave_diff, epsilon))