code: def _resolve_indirect_inner(maybe_idict):
      
  
      if isinstance(maybe_idict, IndirectDict):
          result = {}
          for key, value in list(maybe_idict.items()):
              if isinstance(value, (MergeInputs, DefaultWithSource)):
                  result[key] = value.resolve()
              else:
                  result[key] = value[1].get(value[0])
          return result
      return maybe_idict
docs: Resolve the contents an indirect dictionary (containing promises) to produce
      a dictionary actual values, including merging multiple sources into a
      single input.