from apiflask import Schema from apiflask import fields class BodyRecordIn(Schema): height = fields.Float() weight = fields.Float() bmi = fields.Float() class BodyRecordOut(Schema): record_id = fields.String(attribute='_id') height = fields.Float() weight = fields.Float() bmi = fields.Float() create_time = fields.String() update_time = fields.String(allow_none=True) class BodyRecordsOut(Schema): records = fields.Nested(BodyRecordOut)