Code snippet for tensorflow 2.x

[satkr7]

The mentioned version of TensorFlow 1.5 is deprecated.
Whats the corresponding code for function

• tf.contrib.crf.crf_log_likelihood() (ner_model.py line 202)
• tf.contrib.crf.viterbi_decode() (ner_model.py line 202)

in the latest Tensorflow 2.8 version?