code: def test_pipeline_graph_cyclic(sagemaker_session_mock):
      step_a = CustomStep(name="stepA", depends_on=["stepC"])
      step_b = CustomStep(name="stepB", depends_on=["stepA"])
      step_c = CustomStep(name="stepC", depends_on=["stepB"])
  
      pipeline = Pipeline(
          name="MyPipeline",
          steps=[step_a, step_b, step_c],
          sagemaker_session=sagemaker_session_mock,
      )
  
      with pytest.raises(ValueError) as error:
          PipelineGraph.from_pipeline(pipeline)
      assert "Cycle detected in pipeline step graph." in str(
          error.value
      )
  
imports: from __future__ import absolute_import
  import pytest
  from sagemaker.remote_function.job import _JobSettings
  from sagemaker.workflow.function_step import step
  from sagemaker.workflow.step_outputs import get_step
  from sagemaker.workflow.pipeline import Pipeline, PipelineGraph
  from sagemaker.workflow.condition_step import ConditionStep
  from sagemaker.workflow.conditions import ConditionEquals, ConditionIn, ConditionNot, ConditionOr, ConditionGreaterThan
  from sagemaker.workflow.execution_variables import ExecutionVariables
  from sagemaker.workflow.parameters import ParameterInteger, ParameterString
  from sagemaker.workflow._steps_compiler import CompiledStep
  from tests.unit.sagemaker.workflow.helpers import ordered, CustomStep, CustomStepCollection
label_desc: Use image node_id 17 for calling a global function with example usage: test_pipeline_graph_cyclic(sagemaker_session_mock) without return types