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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from abc import ABCMeta, abstractmethod
import collections
class Dataset(object):
"""
Abstract dataset class.
__metaclass__ = ABCMeta
@abstractmethod
def train_set(self):
:rtype: list of tuple
def valid_set(self):
def test_set(self):
def train_size(self):
Return size of training data. (optional)
:rtype: number
train_set = self.train_set()
if isinstance(train_set, collections.Iterable):
return len(list(train_set))
else:
return None