MutableOperandRange getArgOperandsMutable() {
      return getArgsMutable();
    }

    // Returns the callee of this operation.
    CallInterfaceCallable getCallableForCallee() { return getFAttr(); }
    // Sets the callee from the callable.
    void setCalleeFromCallable(CallInterfaceCallable callee);

    // returns the callee of this operation.
    func::FuncOp func() {

           llvm::all_of(op->getResultTypes(), is_not_variant);
  };

  auto is_set_item_legal = [](Operation *op) {
    return op->hasAttr("resize_if_index_out_of_bounds") &&
           op->getAttr("resize_if_index_out_of_bounds")
               .cast<mlir::BoolAttr>()
               .getValue();
  };

  ConversionTarget target(*context);

    // folding), but we can still derive the shape of a constant tensor for
    // its attribute type.
    auto tensor_attr = mlir::cast<mlir::TypedAttr>(inst->getAttr("value"));
    llvm::ArrayRef<int64_t> shape_ref =
        mlir::cast<TensorType>(tensor_attr.getType()).getShape();
    if (mlir::failed(check_shape(shape_ref))) return std::nullopt;

      // avoid compilation failure when exporting "layouts" attribute of the
      // corresponding InfeedDequeueTupleOp to a graph node.
      data_and_token->setAttr("layout", op->getAttr("layouts"));
    }
    llvm::SmallVector<Value> results;
    results.reserve(result_types.size());
    for (const auto &idx_and_type : llvm::enumerate(result_types)) {

    (explicit) kernel methods in TensorFlow.

## Bug Fixes and Other Changes

*   In python, `Operation.get_attr` on type attributes returns the Python DType
    version of the type to match expected get_attr documentation rather than the
    protobuf enum.
*   tensorflow/contrib/rnn undergoes RNN cell variable renaming for consistency