mapper-recursive-reflaction.py

class Mapper:
  def convertValue(self, data, obj):
        """
        Mapper from dict to class, covering it's chieldrens but the key on dict must be mapping the chield with .
        Exemple: data = {
            "x": 0,
            "y": 1,
            "chield.a": "Sham Vinicius",
            "chield.b": "Fiorin",
            "chield.layer.c": "xxx",
            "chield.layer.d": "yyy",
        }
        :param data: dict mapped as above
        :param obj: obj with all the fields mapped
        :return: the input obj with all data inserted injected in it
        """
        for key, value in data.items():
            keys = key.split(".")
            self.__convertValue(obj, keys, value)
        return obj

    def __convertValue(self, obj, keys, value):
        """
        Recursive function for set data in the right field
        :param obj: object or chield
        :param keys: the keys in the key splited by '.'
        :param value: value
        :return: void
        """
        if len(keys) == 1:
            if not value:
                value = ""
            elif isinstance(value, Decimal):
                value = str(value)
            setattr(obj, keys[0], value)
            return
        obj = getattr(obj, keys[0])
        return self.__convertValue(obj, keys[1:], value)