test_format.py 文件源码

def test_to_string_truncate_indices(self):
        for index in [tm.makeStringIndex, tm.makeUnicodeIndex, tm.makeIntIndex,
                      tm.makeDateIndex, tm.makePeriodIndex]:
            for column in [tm.makeStringIndex]:
                for h in [10, 20]:
                    for w in [10, 20]:
                        with option_context("display.expand_frame_repr",
                                            False):
                            df = DataFrame(index=index(h), columns=column(w))
                            with option_context("display.max_rows", 15):
                                if h == 20:
                                    self.assertTrue(
                                        has_vertically_truncated_repr(df))
                                else:
                                    self.assertFalse(
                                        has_vertically_truncated_repr(df))
                            with option_context("display.max_columns", 15):
                                if w == 20:
                                    self.assertTrue(
                                        has_horizontally_truncated_repr(df))
                                else:
                                    self.assertFalse(
                                        has_horizontally_truncated_repr(df))
                            with option_context("display.max_rows", 15,
                                                "display.max_columns", 15):
                                if h == 20 and w == 20:
                                    self.assertTrue(has_doubly_truncated_repr(
                                        df))
                                else:
                                    self.assertFalse(has_doubly_truncated_repr(
                                        df))