ImportError: cannot import name 'LineByLineTextDataset' from 'transformers' (D:\Python\Python37\Lib\site-packages\transformers\__init__.py)

Hi ,I got the bug “ImportError: cannot import name ‘LineByLineTextDataset’ from ‘transformers’ (D:\Python\Python37\Lib\site-packages\transformers_init_.py)” when I tried to import LineByLineTextDataset from transformers.I’ve been trying many times with diffrent versions,it still occured.Any help or solution? And some of my pip list as following:
tensorboard 1.15.0
tensorboard-data-server 0.6.1
tensorboard-plugin-wit 1.8.0
tensorflow 1.15.0
tensorflow-estimator 1.15.1
tensorflow-gpu 1.15.0
termcolor 1.1.0
terminado 0.9.1
terminaltables 3.1.0
testpath 0.4.4
text-unidecode 1.3
TgCrypto 1.2.2
threadpoolctl 2.1.0
tifffile 2020.5.11
tokenizers 0.10.3
toml 0.10.2
toolz 0.11.1
toposort 1.5
torch 1.2.0
torchaudio 0.9.0
torchtext 0.9.1
torchvision 0.3.0
tornado 6.1
tqdm 4.56.0
traitlets 5.0.5
transformers 4.9.0.dev0
tubes 0.2.0
twilio 6.50.1
Twisted 19.7.0
twitterscraper 1.6.1
typeguard 2.11.1
typing 3.7.4.3
typing-extensions 3.7.4.3
tzlocal 2.1
ujson 4.0.2
update 0.0.1
urllib3 1.25.6
validators 0.18.2
viapi-utils 1.0.0
vincenty 0.1.4
virtualenv 20.2.1
visions 0.7.1
visualdl 2.0.5
w3lib 1.21.0
waitress 1.4.4
wandb 0.10.13
watchdog 0.10.4
wcwidth 0.2.5
webencodings 0.5.1
webexteamssdk 1.6
websocket-client 0.54.0
websockets 8.1
Werkzeug 0.16.1
wget 3.2
wheel 0.36.2
widgetsnbextension 3.5.1
wordcloud 1.5.0
wrapt 1.12.1
xgboost 0.90
xlrd 1.2.0
XlsxWriter 1.2.7
xlutils 2.0.0
xlwt 1.3.0
xxhash 2.0.2
yahoofinancials 1.5
yarl 1.5.1
yfinance 0.1.55
zipfile37 0.1.3
zipp 3.4.0
zope.event 4.5.0
zope.interface 4.6.0