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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 add_parameter(self, name, value, meta=None):
 """Add a parameter to the parameter list. :param name: New parameter's name. :type name: str :param value: New parameter's value. :type value: float :param meta: New parameter's meta property. :type meta: dict """

        parameter = Parameter(name, value)
        if meta: parameter.meta = meta
        self.parameters.append(parameter)