code: def _get_reverse_dependencies(
      dependencies: Mapping[str, Iterable[str]]
  ) -> Dict[str, List[str]]:
      result = collections.defaultdict(list)
      for me, deps in dependencies.items():
          for dep in deps:
              result[dep].append(me)
      return result
  
imports: import collections
  from typing import Dict, Iterable, List, Mapping, Sequence, Tuple, TypeVar
  from tfx import types
  from tfx.dsl.compiler import placeholder_utils
  from tfx.orchestration import metadata
  from tfx.orchestration import mlmd_connection_manager
  from tfx.orchestration.portable import data_types
  from tfx.orchestration.portable.input_resolution import exceptions
  from tfx.orchestration.portable.input_resolution import input_graph_resolver
  from tfx.orchestration.portable.input_resolution import partition_utils
  from tfx.orchestration.portable.input_resolution import channel_resolver
  from tfx.proto.orchestration import pipeline_pb2
  from tfx.types import artifact_utils
  from tfx.utils import topsort
  from tfx.utils import typing_utils
  from tfx.utils import governance_utils
label_desc: Use image node_id 4 for calling a global function with example usage: _get_reverse_dependencies(dependencies) and returns: result