Method error

mongoengine/base/fields.py:212–215

Raise a ValidationError.

(self, message="", errors=None, field_name=None)

        instance._data[self.name] = value

    def error(self, message="", errors=None, field_name=None):
        """Raise a ValidationError."""
        field_name = field_name if field_name else self.name
        raise ValidationError(message, errors=errors, field_name=field_name)

    def to_python(self, value):
        """Convert a MongoDB-compatible type to a Python type."""