test_format.py 文件源码

def test_expand_frame_repr(self):
        df_small = DataFrame('hello', [0], [0])
        df_wide = DataFrame('hello', [0], lrange(10))
        df_tall = DataFrame('hello', lrange(30), lrange(5))

        with option_context('mode.sim_interactive', True):
            with option_context('display.max_columns', 10, 'display.width', 20,
                                'display.max_rows', 20,
                                'display.show_dimensions', True):
                with option_context('display.expand_frame_repr', True):
                    self.assertFalse(has_truncated_repr(df_small))
                    self.assertFalse(has_expanded_repr(df_small))
                    self.assertFalse(has_truncated_repr(df_wide))
                    self.assertTrue(has_expanded_repr(df_wide))
                    self.assertTrue(has_vertically_truncated_repr(df_tall))
                    self.assertTrue(has_expanded_repr(df_tall))

                with option_context('display.expand_frame_repr', False):
                    self.assertFalse(has_truncated_repr(df_small))
                    self.assertFalse(has_expanded_repr(df_small))
                    self.assertFalse(has_horizontally_truncated_repr(df_wide))
                    self.assertFalse(has_expanded_repr(df_wide))
                    self.assertTrue(has_vertically_truncated_repr(df_tall))
                    self.assertFalse(has_expanded_repr(df_tall))