code: def pipeline_with_only_data_operations():
      first = PipelineNode(operation_type="one_hot_encoding")
      second = PipelineNode(
          operation_type="scaling", nodes_from=[first]
      )
      final = PipelineNode(
          operation_type="ransac_lin_reg", nodes_from=[second]
      )
  
      pipeline = Pipeline(final)
  
      return pipeline
  
imports: import pytest
  from fedot.core.pipelines.node import PipelineNode
  from fedot.core.pipelines.pipeline import Pipeline
  from fedot.core.pipelines.verification import verify_pipeline
  from fedot.core.pipelines.verification_rules import has_correct_operations_for_task, has_final_operation_as_model, has_no_conflicts_in_decompose, has_no_conflicts_with_data_flow, has_no_data_flow_conflicts_in_ts_pipeline, has_primary_nodes, only_non_lagged_operations_are_primary, has_correct_data_sources, has_parent_contain_single_resample, has_no_conflicts_during_multitask, has_no_conflicts_after_class_decompose
  from fedot.core.repository.tasks import Task, TaskTypesEnum
  from golem.core.dag.verification_rules import has_no_cycle
label_desc: Use image node_id 5 for calling a global function with example usage: pipeline_with_only_data_operations() and returns: pipeline