def setUp(self):
        itau_data = get_itau_data_from_file()
        self.header_arquivo = itau_data['header_arquivo']
        self.seg_p = itau_data['seg_p1']
        self.seg_p_str = itau_data['seg_p1_str']
        self.seg_q = itau_data['seg_q1']
        self.seg_q_str = itau_data['seg_q1_str']
def inc_r(self, ind):
        r, c = self.row_col(ind)
        r += 1
        if r == self.nr:
            r = 0
        if r == (self.nr - 1) and c == (self.nc - 1):
            r = 0
        return self.indx(r, c)