code: def export(self, class_name, method_name,
                 export_data=False, export_dir='.', export_filename='data.json',
                 export_append_checksum=False, embed_data=True, **kwargs):
          
          # Arguments:
          self.class_name = class_name
          self.method_name = method_name
  
          # Estimator:
          est = self.estimator
  
          # Basic parameters:
          self.estimators = []
          for idx in range(est.n_estimators):
              if est.estimator_weights_[idx] > 0:
                  self.estimators.append(est.estimators_[idx])
          self.n_classes = est.n_classes_
          self.n_features = est.estimators_[0].n_features_
          self.n_estimators = len(self.estimator)
  
          if self.target_method == 'predict':
              # Exported:
              if export_data and os.path.isdir(export_dir):
                  self.export_data(export_dir, export_filename,
                                   export_append_checksum)
                  return self.predict('exported')
              # Embedded:
              return self.predict('embedded')
docs: Port a trained estimator to the syntax of a chosen programming
          language.
  
          Parameters
          ----------
          :param class_name : string
              The name of the class in the returned result.
          :param method_name: string
              The name of the method in the returned result.
          :param export_data : bool
              Whether the model data should be saved or not.
          :param export_dir : string
              The directory where the model data should be saved.
          :param export_filename : string
              The filename of the exported model data.
          :param export_append_checksum : bool
              Whether to append the checksum to the filename or not.
          :param embed_data : bool, default: True
              Whether the model data should be embedded in the template or not.
  
          Returns
          -------
          :return : string
              The transpiled algorithm with the defined placeholders.