$ python3 confusion.py --api=damegender --ml=nltk --csv=files/names/allnoundefined.csv 
A confusion matrix C is such that Ci,j is equal to the number of observations known to be in group i but predicted to be in group j.
If the classifier is nice, the diagonal is high because there are true positives
Damegender confusion matrix:

[[ 1089, 879, 0]
 [ 593, 3217, 0]]
