def test_columns() -> None:
assert (plot_util.column_wrap(list(range(8)), 3,
filler='--') == [[0, 3, 6], [1, 4, 7],
[2, 5, '--']])
assert (plot_util.column_wrap(list(range(9)), 3,
filler='--') == [[0, 3, 6], [1, 4, 7],
[2, 5, 8]])
assert (plot_util.column_wrap(list(range(3)), 1, filler='--') == [[0], [1],
[2]])
def arch_dir_report(archdir_freebytes: typing.Dict[str, int], width: int, prefix: str = '') -> str:
cells = ['%s:%5dG' % (abbr_path(d, prefix), int(int(space) / plot_util.GB))
for (d, space) in sorted(archdir_freebytes.items())]
if not cells:
return ''
n_columns = int(width / (len(max(cells, key=len)) + 3))
tab = tt.Texttable()
tab.set_max_width(width)
for row in plot_util.column_wrap(cells, n_columns, filler=''):
tab.add_row(row)
tab.set_cols_align('r' * (n_columns))
tab.set_deco(tt.Texttable.VLINES)
return tab.draw() # type: ignore[no-any-return]