ImportError: cannot import name 'hyperparams_pb2'

[shakey-cuimiao]

When I finish compiling it appears to get protos，I get erros:
Traceback (most recent call last):
File "train_mem_saving.py", line 39, in
from builders import model_builder
File "/home/sherry/cuimiao/Fabric_defect_detection/fast-semantic-segmentation/builders/model_builder.py", line 8, in
from builders import hyperparams_builder
File "/home/sherry/cuimiao/Fabric_defect_detection/fast-semantic-segmentation/builders/hyperparams_builder.py", line 9, in
from protos import hyperparams_pb2
ImportError: cannot import name 'hyperparams_pb2'