code: def find_first_use_of_broken_modules(
      exc: PackagingError,
  ) -> Dict[str, List[str]]:
      """
      Find all broken modules in a PackagingError, and for each one, return the
      dependency path in which the module was first encountered.
  
      E.g. broken module m.n.o was added to a dependency graph while processing a.b.c,
      then re-encountered while processing d.e.f. This method would return
      {'m.n.o': ['a', 'b', 'c']}
  
      Args:
          exc: a PackagingError
  
      Returns: A dict from broken module names to lists of module names in the path.
      """
  
      assert isinstance(
          exc, PackagingError
      ), "exception must be a PackagingError"
      uses = {}
      broken_module_names = [
          m
          for m, attr in exc.dependency_graph.nodes.items()
          if attr.get("error", False)
      ]
      for module_name in broken_module_names:
          path = exc.dependency_graph.first_path(module_name)
          uses[module_name] = path
      return uses
  
label_desc: Use image node_id 1 for calling a global function with example usage: find_first_use_of_broken_modules(exc) and returns: uses