Unit
----

.. py:class:: pydu.unit.Bytes(bytes)

    Supply several methods dealing with bytes.

    .. py:method:: convert(self, unit=None, multiple=1024)

        Convert bytes with given ``unit``.
        If ``unit`` is None, convert bytes with suitable unit.
        Convert ``multiple`` is default to be 1024.

        >>> Bytes(1024).convert()
        (1, 'KB')