Run error issue

[Top-Fish]

First, thanks a lot for everyone.
I met a problem when i run this comboFM__example.py at pycharm. The details :

E:\PyCharm\python_env\python.exe F:/python/tffm/comboFM-master/comboFM__example.py
2021-07-13 22:27:18.628135: W tensorflow/stream_executor/platform/default/dso_loader.cc:64] Could not load dynamic library 'cudart64_110.dll'; dlerror: cudart64_110.dll not found
2021-07-13 22:27:18.628253: I tensorflow/stream_executor/cuda/cudart_stub.cc:29] Ignore above cudart dlerror if you do not have a GPU set up on your machine.
Traceback (most recent call last):
File "F:\python\tffm\comboFM-master\comboFM__example.py", line 7, in
from tffm.models import TFFMRegressor
File "E:\PyCharm\python_env\lib\site-packages\tffm_init_.py", line 1, in
from .models import TFFMClassifier, TFFMRegressor
File "E:\PyCharm\python_env\lib\site-packages\tffm\models.py", line 4, in
from .base import TFFMBaseModel
File "E:\PyCharm\python_env\lib\site-packages\tffm\base.py", line 2, in
from .core import TFFMCore
File "E:\PyCharm\python_env\lib\site-packages\tffm\core.py", line 6, in
class TFFMCore():
File "E:\PyCharm\python_env\lib\site-packages\tffm\core.py", line 96, in TFFMCore
optimizer=tf.train.AdamOptimizer(learning_rate=0.01), reg=0,
AttributeError: module 'tensorflow._api.v2.train' has no attribute 'AdamOptimizer'

Process finished with exit code 1

So is the version of tensorflow error ??? my tensorflow is latest 2.5.0