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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_json(self):
 """Convert the Dry Bulb Condition to a dictionary."""

        return {
            'dry_bulb_max': self.dry_bulb_max,
            'dry_bulb_range': self.dry_bulb_range,
            'modifier_type': self.modifier_type,
            'modifier_schedule': self.modifier_schedule
        }