'Returns an appropriate Python object for an imported value.
For example, if you import a value from a spreadsheet,
:meth:`~import_export.widgets.Widget.clean` handles conversion
of this value into the corresponding Python object.
Numbers or dates can be *cleaned* to their respective data types and
don\'t have to be imported as Strings.'

def clean(self, value, row=None, *args, **kwargs):

    return value
