def get_column_type(cls, **kwargs: Any) -> Any:
        """
        Return proper type of db column for given field type.
        Accepts required and optional parameters that each column type accepts.

        :param kwargs: key, value pairs of sqlalchemy options
        :type kwargs: Any
        :return: initialized column with proper options
        :rtype: sqlalchemy Column
        """
        precision = kwargs.get("precision")
        scale = kwargs.get("scale")
        return sqlalchemy.DECIMAL(precision=precision, scale=scale)

        Return proper type of db column for given field type.
        Accepts required and optional parameters that each column type accepts.

        :param kwargs: key, value pairs of sqlalchemy options
        :type kwargs: Any
        :return: initialized column with proper options
        :rtype: sqlalchemy Column
        
ormar/fields/model_fields.py