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#bayes classifer, feeds in dictionary objects.
from decimal import *
getcontext().prec = 5

class NBC (object):
	
	def __init__(self, *keys):
		self.keys = keys
		self.data = {elem:[] for elem in self.keys}
	def probofkey(self, key, outcome):
		return Decimal(len([elem for elem in self.data[key] if elem == outcome]))/Decimal(len(self.data[key]))