Function BlockingOpFn

tensorflow/core/common_runtime/function_testlib.cc:100–112

    .SetShapeFn(shape_inference::UnknownShape);

FunctionDef BlockingOpFn() {
  return FDH::Define(
      // Name
      "BlockingOpFn",
      // Args
      {"x: float"},
      // Return values
      {"y: float"},
      // Attr def
      {},
      // Nodes
      {{{"y"}, "BlockingOp", {"x"}, {}}});
}

// TODO(phawkins): replace with C++ API for calling functions, when that exists.
Output Call(Scope* scope, const string& op_name, const string& fn_name,