Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "C:\Users\simon\pandas\pandas\core\frame.py", line 7013, in append

"Can only append a Series if ignore_index=True "
TypeError: Can only append a Series if ignore_index=True or if the Series has a name

Traceback (most recent call last):


 "train.py", line 774, in <module>

main()


 "train.py", line 482, in main

t_total=num_train_optimization_steps,


 "/mnt/lustre/chenzhiyuan/anaconda3/envs/pt1.5/lib/python3.7/site-packages/pytorch_transformers/optimization.py", line 56, in __init__

super(WarmupLinearSchedule, self).__init__(optimizer, self.lr_lambda, last_epoch=last_epoch)


 "/mnt/lustre/chenzhiyuan/anaconda3/envs/pt1.5/lib/python3.7/site-packages/torch/optim/lr_scheduler.py", line 189, in __init__

super(LambdaLR, self).__init__(optimizer, last_epoch)


 "/mnt/lustre/chenzhiyuan/anaconda3/envs/pt1.5/lib/python3.7/site-packages/torch/optim/lr_scheduler.py", line 31, in __init__

type(optimizer).__name__))
TypeError: LARC is not an Optimizer
