Function CreateInput

tensorflow/c/c_api.cc:1810–1819

Creates a placeholder representing an input to the cond or body graph. TODO(skyewm): remove these from final graph

// Creates a placeholder representing an input to the cond or body graph.
// TODO(skyewm): remove these from final graph
bool CreateInput(const TF_Output& parent_input, TF_Graph* g, const char* name,
                 TF_Output* input, TF_Status* status) {
  TF_OperationDescription* desc = TF_NewOperation(g, "Placeholder", name);
  TF_SetAttrType(desc, "dtype", TF_OperationOutputType(parent_input));
  // TODO(skyewm): set placeholder shape
  TF_Operation* oper = TF_FinishOperation(desc, status);
  if (TF_GetCode(status) != TF_OK) return false;
  *input = {oper, 0};
  return true;
}

// Copies `src_graph` into `dst_graph`. Any node in `src_graph` with input
// `src_inputs[i]` will have that input replaced with `dst_inputs[i]`.  `prefix`