I have an error

[jasoncantor]

pygame 1.9.6
Hello from the pygame community. https://www.pygame.org/contribute.html
Using TensorFlow backend.
Traceback (most recent call last):
File "slitherin.py", line 14, in
from game.models.general_purpose.ddqn_ai_solver import DDQNSolver, DDQNTrainer
File "/home/jcwebdev0/slitherin/game/models/general_purpose/ddqn_ai_solver.py", line 2, in
from tf_models.ddqn_model import DDQNModel
File "/home/jcwebdev0/slitherin/tf_models/ddqn_model.py", line 1, in
from keras.optimizers import RMSprop
File "/usr/local/lib/python2.7/dist-packages/keras/init.py", line 3, in
from . import utils
File "/usr/local/lib/python2.7/dist-packages/keras/utils/init.py", line 6, in
from . import conv_utils
File "/usr/local/lib/python2.7/dist-packages/keras/utils/conv_utils.py", line 9, in
from .. import backend as K
File "/usr/local/lib/python2.7/dist-packages/keras/backend/init.py", line 1, in
from .load_backend import epsilon
File "/usr/local/lib/python2.7/dist-packages/keras/backend/load_backend.py", line 90, in
from .tensorflow_backend import *
File "/usr/local/lib/python2.7/dist-packages/keras/backend/tensorflow_backend.py", line 13, in
from tensorflow.python.keras.utils import tf_utils
ImportError: cannot import name tf_utils