Remove nodes from graph or reset entire default graph

Question

When working with the default global graph, is it possible to remove nodes after they\'ve been added, or alternatively to reset the default graph to empty? When working with

Answer 1

IPython / Jupyter notebook cells keep state between runs of a cell.

Create a custom graph:

def main():
    # Define your model
    data = tf.placeholder(...)
    model = ...

with tf.Graph().as_default():
    main()

Once ran, the graph is cleaned up.