class InputExample(object):
    def __init__(self, text_a):
        self.text_a = text_a

class InputFeature(object):
    def __init__(self, input_ids, input_mask, input_len, segment_ids):
        self.input_ids = input_ids
        self.input_mask = input_mask
        self.segment_ids = segment_ids
        self.input_len = input_len