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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 to_host(self):
 """Copy or coerce to a Host."""

        return Host(self.address,
                    alias=self.alias,
                    user=self.user,
                    keyfile=self.keyfile,
                    port=self.port,
                    extra=self.extra)