Update from tensorflow 1 to tensorflow 2
Since the juwels system update. The previous horovod version is removed. we have to use the Tensorflow 2 instead of Tensorflow 1 and use the latest Horovod modular from the software stack.
Since the juwels system update. The previous horovod version is removed. we have to use the Tensorflow 2 instead of Tensorflow 1 and use the latest Horovod modular from the software stack.