tf.Variable unexpected keyword 'dtype'

[NathanielOstrer]

Using TensorFlow backend.
can't determine number of CPU cores: assuming 4
I tensorflow/core/common_runtime/local_device.cc:25] Local device intra op parallelism threads: 4
can't determine number of CPU cores: assuming 4
I tensorflow/core/common_runtime/local_session.cc:45] Local session inter op parallelism threads: 4
INFO:gym.envs.registration:Making new env: Breakout-v0
[2016-07-16 22:50:28,278] Making new env: Breakout-v0
Traceback (most recent call last):
File "async_dqn.py", line 310, in
tf.app.run()
File "/Library/Python/2.7/site-packages/tensorflow/python/platform/default/_app.py", line 11, in run
sys.exit(main(sys.argv))
File "async_dqn.py", line 301, in main
graph_ops = build_graph(num_actions)
File "async_dqn.py", line 173, in build_graph
s, q_network = build_network(num_actions=num_actions, agent_history_length=FLAGS.agent_history_length, resized_width=FLAGS.resized_width, resized_height=FLAGS.resized_height)
File "/Users/nathaniel/Downloads/async-rl-master/model.py", line 10, in build_network
model = Convolution2D(nb_filter=16, nb_row=8, nb_col=8, subsample=(4,4), activation='relu', border_mode='same')(inputs)
File "/usr/local/lib/python2.7/site-packages/keras/engine/topology.py", line 458, in call
self.build(input_shapes[0])
File "/usr/local/lib/python2.7/site-packages/keras/layers/convolutional.py", line 296, in build
self.W = self.init(self.W_shape, name='{}_W'.format(self.name))
File "/usr/local/lib/python2.7/site-packages/keras/initializations.py", line 61, in glorot_uniform
return uniform(shape, s, name=name)
File "/usr/local/lib/python2.7/site-packages/keras/initializations.py", line 33, in uniform
name=name)
File "/usr/local/lib/python2.7/site-packages/keras/backend/tensorflow_backend.py", line 103, in variable
v = tf.Variable(value, dtype=_convert_string_dtype(dtype), name=name)
TypeError: init() got an unexpected keyword argument 'dtype'