arg.name = std::string(variable.name());
      arg.kind = XlaCompiler::Argument::kResource;
      arg.resource_kind = XlaResource::kVariable;
      arg.definition_stack_trace = variable.definition_stack_trace();
      if (variable.var() && variable.var()->is_initialized) {
        const Tensor* value = variable.var()->tensor();
        arg.type = value->dtype();
        arg.shape = value->shape();