onehot_encoder.py 文件源码

def get_vector(self, item):
        """
        get vector matrix of item
        :param item:
        :return:
        """
        try :
            self.bucket.fill(self.pad)
            if(item == '#') :
                return self.bucket.copy()

            idx = self.get_idx(item)
            if(idx >= 0 and (self.bucket_size > idx)) :
                np.put(self.bucket, idx, 1)
                return self.bucket.copy()
            else :
                return None
        except Exception as e :
            raise Exception ("get vector error !")