How to use the termgraph.termgraph.check_data function in termgraph

def test_check_data_mismatching_data_and_labels_count_exits_with_one(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32], [231.23], [16.43], [50.21], [508.97],
                [212.05]]
        args = {'filename': 'data/ex1.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': None, 'vertical': False, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        with self.assertRaises(SystemExit) as cm:
            tg.check_data(labels, data, args)

        self.assertEqual(cm.exception.code, 1)

def test_check_data_returns_correct_result(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32], [231.23], [16.43], [50.21], [508.97],
                [212.05], [1.0]]
        args = {'filename': 'data/ex1.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': None, 'vertical': False, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        result = tg.check_data(labels, data, args)
        assert result == []

def test_check_data_missing_data_for_categories_count_exits_with_one(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32, 190.52], [231.23, 5.0], [16.43, 53.1], [50.21, 7.0],
                [508.97, 10.45], [212.05], [30.0, 20.0]]
        args = {'filename': 'data/ex4.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': None, 'vertical': False, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        with self.assertRaises(SystemExit) as cm:
            tg.check_data(labels, data, args)

        self.assertEqual(cm.exception.code, 1)

def test_check_data_stacked_with_no_color_returns_correct_result(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32, 190.52], [231.23, 5.0], [16.43, 53.1], [50.21, 7.0],
                [508.97, 10.45], [212.05, 20.2], [30.0, 20.0]]
        args = {'filename': 'data/ex4.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': None, 'vertical': False, 'stacked': True,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        result = tg.check_data(labels, data, args)
        assert result == [91, 94]

def test_check_data_mismatching_color_and_category_count_exits_with_one(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32], [231.23], [16.43], [50.21], [508.97],
                [212.05], [1.0]]
        args = {'filename': 'data/ex1.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': ['red', 'blue'], 'vertical': False, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        with self.assertRaises(SystemExit) as cm:
            tg.check_data(labels, data, args)

        self.assertEqual(cm.exception.code, 1)

def test_check_data_with_color_returns_correct_result(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32], [231.23], [16.43], [50.21], [508.97],
                [212.05], [1.0]]
        args = {'filename': 'data/ex1.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': ['red'], 'vertical': False, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        result = tg.check_data(labels, data, args)
        assert result == [91]

def test_check_data_vertical_multiple_series_same_scale_exits_with_one(self):
        labels = ['2007', '2008', '2009', '2010', '2011', '2012', '2014']
        data = [[183.32, 190.52], [231.23, 5.0], [16.43, 53.1], [50.21, 7.0],
                [508.97, 10.45], [212.05, 20.2], [30.0, 20.0]]
        args = {'filename': 'data/ex4.dat', 'title': None, 'width': 50,
                'format': '{:<5.2f}', 'suffix': '', 'no_labels': False,
                'color': None, 'vertical': True, 'stacked': False,
                'different_scale': False, 'calendar': False,
                'start_dt': None, 'custom_tick': '', 'delim': '',
                'verbose': False, 'version': False}
        with self.assertRaises(SystemExit) as cm:
            tg.check_data(labels, data, args)

        self.assertEqual(cm.exception.code, 1)