def validate(cls, **kwargs: Any) -> None:
            """
            Used to validate if all required parameters on a given field type are set.
            :param kwargs: all params passed during construction
            :type kwargs: Any
            """
            max_length = kwargs.get("max_length", None)
            if max_length <= 0:
                raise ModelDefinitionError(
                    "Parameter max_length is required for field LargeBinary"
                )

            Used to validate if all required parameters on a given field type are set.
            :param kwargs: all params passed during construction
            :type kwargs: Any
            
ormar/fields/model_fields.py