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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 element(self, inp=None):
 """Return an element from ``inp`` or from scratch."""

        if inp is not None:
            s = str(inp)[:self.length]
            s += ' ' * (self.length - len(s))
            return s
        else:
            return ' ' * self.length