from bert4keras.models import build_transformer_model

[Ganga-s]

from bert4keras.models import build_transformer_model
File "/usr/local/lib/python3.8/dist-packages/bert4keras/models.py", line 5, in
from bert4keras.backend import get_available_gpus
File "/usr/local/lib/python3.8/dist-packages/bert4keras/backend.py", line 513, in
keras.utils.get_custom_objects().update(custom_objects)
AttributeError: module 'keras.utils' has no attribute 'get_custom_objects'

[Ganga-s]

Below are installed
tensorflow-gpu==2.5.0
keras==2.3.1
bert4keras

[bojone]

tf换成1.15试试，tf2.5太新了。