def pad(self, width, side='left', fillchar=' '):
    if (len(fillchar) != 1):
        raise TypeError('fillchar must be a character, not str')
    return self._construct_result(self._column.pad(width, side=side, fillchar=fillchar))
def pad(self, width, side='left', fillchar=' '):
    if (len(fillchar) != 1):
        raise TypeError('fillchar must be a character, not str')
    return self._construct_result(self._column.pad(width, side=side, fillchar=fillchar))