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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 get_value(self, model, default=None):
 """Return field's value. :param DomainModel model: :param object default: :rtype object: """

        if default is not None:
            default = self._converter(default)

        value = getattr(model, self.storage_name)
        return value if value is not None else default