code: def create_pipeline() -> pipeline_pb2.Pipeline:
      """Builds a test pipeline with only manual node."""
      manual = manual_node.ManualNode(description="Do something.")
  
      pipeline = pipeline_lib.Pipeline(
          pipeline_name="my_pipeline",
          pipeline_root="/path/to/root",
          components=[manual],
          enable_cache=True,
      )
      dsl_compiler = compiler.Compiler()
      return dsl_compiler.compile(pipeline)
  
imports: from tfx.dsl.compiler import compiler
  from tfx.dsl.components.common import manual_node
  from tfx.orchestration import pipeline
  from tfx.proto.orchestration import pipeline_pb2
label_desc: Use image node_id 1 for calling a global function with example usage: create_pipeline() and returns: dsl_compiler