def freq(self, sample):
        if self.N() == 0:
            return 0
        return self[sample] / self.N()
Version of os.path.abspath that uses the unicode representation
dataset/ETHPy150Open nltk/nltk/nltk/probability.py/FreqDist.freq--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/utils/_os.py/abspathu