Update chembl_graph_conv.py

"""

Script that trains graph-conv models on Tox21 dataset.

Script that trains graph-conv models on ChEMBL dataset.

"""

from __future__ import print_function

from __future__ import division

    print("Evaluating model")

    train_scores = model.evaluate(train_dataset, [metric], transformers)

    valid_scores = model.evaluate(valid_dataset, [metric], transformers)

    # Only use for final evaluation

    test_scores = model.evaluate(test_dataset, [metric], transformers)

    print("Train scores")