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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def column_width(self, width):
 """Validate and set the column width."""

        if isinstance(width, int):
            if width >= 0:
                self._column_width = width
            else:
                raise ValueError('Column width must be nonnegative.')
        else:
            raise TypeError('Column width must be a nonnegative integer.')