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austinbrian/np_counts.py

Created August 15, 2018 14:49
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Quick summary of numpy counts into dict
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np_counts.py
a = numpy.array([0, 3, 0, 1, 0, 1, 2, 1, 0, 0, 0, 0, 1, 3, 4])
unique, counts = numpy.unique(a, return_counts=True)
dict(zip(unique, counts)) # returns {0: 7, 1: 4, 2: 1, 3: 2, 4: 1}
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