Keras and tensorflow version

[Postcrystal]

What is the version of Keras and tensorflow used in this project?

Error like this:
File "/home/student2/cy/StrokeSegmentation-master/model_deeplabv3.py", line 157, in SepConv_BN
padding=depth_padding, use_bias=False, name=prefix + '_depthwise')(x)
File "/home/student2/anaconda3/envs/StokeSeg/lib/python3.6/site-packages/tensorflow/python/keras/engine/base_layer.py", line 764, in call
inputs, outputs, args, kwargs)
File "/home/student2/anaconda3/envs/StokeSeg/lib/python3.6/site-packages/tensorflow/python/keras/engine/base_layer.py", line 879, in set_connectivity_metadata
input_tensors=inputs, output_tensors=outputs, arguments=kwargs)
File "/home/student2/anaconda3/envs/StokeSeg/lib/python3.6/site-packages/tensorflow/python/keras/engine/base_layer.py", line 1027, in _add_inbound_node
arguments=arguments)
File "/home/student2/anaconda3/envs/StokeSeg/lib/python3.6/site-packages/tensorflow/python/keras/engine/base_layer.py", line 1696, in init
layer.outbound_nodes.append(self)
AttributeError: 'Activation' object has no attribute 'outbound_nodes'

[sustecher]

python 3.7.0
tensorflow 1.13.1
keras 2.2.4