ImportError

[Valdemar-Yu]

Hello, I am very interested in this work of yours, but in the process of reproducing the experimental results of the paper, there are some minor errors, have you ever had these problems and can you guide me on how to solve them,I would appreciate if you have had these problems and can guide me on how to solve them.I have encountered the following problems:
Traceback (most recent call last):
File "2.train.py", line 42, in
from simcse.trainers import CLTrainer
File "/home/ubuntu/experiment/MAKER/retriever_pretraining/simcse/trainers.py", line 16, in
from transformers.trainer import Trainer, SCALER_NAME, SCHEDULER_NAME, OPTIMIZER_NAME
File "/home/ubuntu/anaconda3/envs/maker_pre/lib/python3.8/site-packages/transformers/trainer.py", line 180, in
from apex import amp
File "/home/ubuntu/anaconda3/envs/maker_pre/lib/python3.8/site-packages/apex/init.py", line 13, in
from pyramid.session import UnencryptedCookieSessionFactoryConfig
ImportError: cannot import name 'UnencryptedCookieSessionFactoryConfig' from 'pyramid.session' (unknown location)