Get the uid for the default graph.
k_get_uid(prefix = "")
A unique identifier for the graph.
An optional prefix of the graph.
This function is part of a set of Keras backend functions that enable lower level access to the core operations of the backend tensor engine (e.g. TensorFlow, CNTK, Theano, etc.).
You can see a list of all available backend functions here: https://tensorflow.rstudio.com/reference/keras/index.html#backend.