ImportError: cannot import name 'Layer' from 'keras.layers.core'

[furkansherwani]

C:\Users\Furkan\PycharmProjects\mlnet-master\venv\Scripts\python.exe C:/Users/Furkan/PycharmProjects/mlnet-master/main.py
2020-08-24 16:56:02.256203: W tensorflow/stream_executor/platform/default/dso_loader.cc:59] Could not load dynamic library 'cudart64_101.dll'; dlerror: cudart64_101.dll not found
2020-08-24 16:56:02.263070: I tensorflow/stream_executor/cuda/cudart_stub.cc:29] Ignore above cudart dlerror if you do not have a GPU set up on your machine.
Traceback (most recent call last):
File "C:/Users/Furkan/PycharmProjects/mlnet-master/main.py", line 8, in
from model import ml_net_model, loss
File "C:\Users\Furkan\PycharmProjects\mlnet-master\model.py", line 9, in
from eltwise_product import EltWiseProduct
File "C:\Users\Furkan\PycharmProjects\mlnet-master\eltwise_product.py", line 1, in
from keras.layers.core import Layer, InputSpec
ImportError: cannot import name 'Layer' from 'keras.layers.core' (C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\layers\core.py)

Process finished with exit code 1

[furkansherwani]

I fixed this error by installing previous version of Keras and Tensorflow. Then I downloaded new weights file. Edited keras.json. Now I am getting this error:

C:\Users\Furkan\PycharmProjects\mlnet-master\venv\Scripts\python.exe C:/Users/Furkan/PycharmProjects/mlnet-master/main.py
Using Theano backend.
WARNING (theano.configdefaults): g++ not available, if using conda: conda install m2w64-toolchain
WARNING (theano.configdefaults): g++ not detected ! Theano will be unable to execute optimized C-implementations (for both CPU and GPU) and will default to Python implementations. Performance will be severely degraded. To remove this warning, set Theano flags cxx to an empty string.
C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\backend\theano_backend.py:1282: UserWarning: DEPRECATION: the 'ds' parameter is not going to exist anymore as it is going to be replaced by the parameter 'ws'.
mode='max')
C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\backend\theano_backend.py:1282: UserWarning: DEPRECATION: the 'st' parameter is not going to exist anymore as it is going to be replaced by the parameter 'stride'.
mode='max')
C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\backend\theano_backend.py:1282: UserWarning: DEPRECATION: the 'padding' parameter is not going to exist anymore as it is going to be replaced by the parameter 'pad'.
mode='max')
(None, 3, 480, 640) (None, 3, 480, 640)
(None, 3, 480, 640) (None, 64, 480, 640)
(None, 64, 480, 640) (None, 64, 480, 640)
(None, 64, 480, 640) (None, 64, 240, 320)
(None, 64, 240, 320) (None, 128, 240, 320)
(None, 128, 240, 320) (None, 128, 240, 320)
(None, 128, 240, 320) (None, 128, 120, 160)
(None, 128, 120, 160) (None, 256, 120, 160)
(None, 256, 120, 160) (None, 256, 120, 160)
(None, 256, 120, 160) (None, 256, 120, 160)
(None, 256, 120, 160) (None, 256, 60, 80)
(None, 256, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
(None, 512, 60, 80) (None, 512, 60, 80)
[(None, 256, 60, 80), (None, 512, 60, 80), (None, 512, 60, 80)] (None, 1280, 60, 80)
(None, 1280, 60, 80) (None, 1280, 60, 80)
(None, 1280, 60, 80) (None, 64, 60, 80)
(None, 64, 60, 80) (None, 1, 60, 80)
(None, 1, 60, 80) (None, 1, 60, 80)
(None, 1, 60, 80) (None, 1, 60, 80)
Compile ML-Net Model
Traceback (most recent call last):
File "C:/Users/Furkan/PycharmProjects/mlnet-master/main.py", line 48, in
model.compile(sgd, loss)
File "C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\engine\training.py", line 683, in compile
self._collected_trainable_weights = collect_trainable_weights(self)
File "C:\Users\Furkan\PycharmProjects\mlnet-master\venv\lib\site-packages\keras\engine\training.py", line 258, in collect_trainable_weights
weights.sort(key=lambda x: x.name)
TypeError: '<' not supported between instances of 'NoneType' and 'str'

Process finished with exit code 1