$ bazel run //magenta/models/melody_rnn:melody_rnn_train -- --config=attention_rnn --run_dir=/tmp/melody_rnn/logdir/run1 --sequence_example_file=/Users/davidlaxer/magenta/magenta/testdata/notesequences.tfrecord --hparams="batch_size=10,rnn_layer_sizes=[64,64]" --num_training_steps=20000 --eval
INFO: Found 1 target...
Target //magenta/models/melody_rnn:melody_rnn_train up-to-date:
  bazel-bin/magenta/models/melody_rnn/melody_rnn_train
INFO: Elapsed time: 0.561s, Critical Path: 0.09s

INFO: Running command line: bazel-bin/magenta/models/melody_rnn/melody_rnn_train '--config=attention_rnn' '--run_dir=/tmp/melody_rnn/logdir/run1' '--sequence_example_file=/Users/davidlaxer/magenta/magenta/testdata/notesequences.tfrecord' '--hparams=batch_size=10,rnn_layer_sizes=[64,64]' '--num_training_steps=20000' --eval
INFO:tensorflow:hparams = {'rnn_layer_sizes': [64, 64], 'attn_length': 40, 'dropout_keep_prob': 0.5, 'batch_size': 10, 'clip_norm': 3, 'learning_rate': 0.001}
INFO:tensorflow:[<tf.Tensor 'ParseSingleSequenceExample/ParseSingleSequenceExample:0' shape=(?, 74) dtype=float32>, <tf.Tensor 'ParseSingleSequenceExample/ParseSingleSequenceExample:1' shape=(?,) dtype=int64>, <tf.Tensor 'strided_slice:0' shape=() dtype=int32>]
INFO:tensorflow:Train dir: /tmp/melody_rnn/logdir/run1/train
INFO:tensorflow:Eval dir: /tmp/melody_rnn/logdir/run1/eval
INFO:tensorflow:Counting records in /Users/davidlaxer/magenta/magenta/testdata/notesequences.tfrecord.
INFO:tensorflow:Total records: 46
INFO:tensorflow:Waiting for new checkpoint at /tmp/melody_rnn/logdir/run1/train
INFO:tensorflow:Timed-out waiting for a checkpoint.
David-Laxers-MacBook-Pro:magenta davidlaxer$