def _to_dict(self):
        """Return a json dictionary representing this model."""
        _dict = {}
        if hasattr(self, 'document') and self.document is not None:
            _dict['document'] = self.document
        if hasattr(self, 'targets') and self.targets is not None:
            _dict['targets'] = self.targets
        return _dict
def _to_dict ( self ) : _dict = { } if hasattr ( self , 'document' ) and self . document is not None : _dict [ 'document' ] = self . document if hasattr ( self , 'targets' ) and self . targets is not None : _dict [ 'targets' ] = self . targets return _dict
Return a json dictionary representing this model.