code: def test_export_without_path_correctly():
      pipeline = create_pipeline()
  
      save_not_fitted_without_path, not_fitted_dict = pipeline.save(
          create_subdir=False
      )
      assert len(save_not_fitted_without_path) > 0
      assert not_fitted_dict is None
  
      fitted_pipeline = create_fitted_pipeline()
  
      save_fitted_without_path, fitted_dict = fitted_pipeline.save(
          create_subdir=False
      )
      assert len(save_fitted_without_path) > 0
      assert fitted_dict is not None
  
imports: import json
  import os
  import shutil
  import numpy
  import pytest
  from sklearn.metrics import mean_absolute_error
  from fedot import Fedot
  from fedot.core.pipelines.node import PipelineNode
  from fedot.core.pipelines.pipeline import Pipeline
  from fedot.core.pipelines.template import PipelineTemplate, extract_subtree_root
  from fedot.core.repository.tasks import Task, TaskTypesEnum
  from fedot.core.utils import fedot_project_root
  from test.integration.api.test_main_api import get_dataset
  from test.unit.data_operations.test_data_operations_implementations import get_mixed_data
  from test.unit.multimodal.data_generators import get_single_task_multimodal_tabular_data
  from test.unit.pipelines.test_decompose_pipelines import get_classification_data
  from test.unit.preprocessing.test_preprocessing_through_api import data_with_spaces_and_nans_in_features
  from test.unit.tasks.test_forecasting import get_multiscale_pipeline, get_simple_ts_pipeline, get_ts_data
label_desc: Use image node_id 21 for calling a global function with example usage: test_export_without_path_correctly() without return types