Error at swivel.py (Tensorflow Implementation)

[Amir Bakarov]

I am trying to train the word embeddings that I have got with `prep.py`, and I receive this `ValueError`. How to fix it? I have prepared data from a small corpus of Russian texts - can the language of the data cause this error?

INFO:tensorflow:Reading model from: /home/amir/Documents/vector-model/models/
INFO:tensorflow:Matrix dim: (94208,94208) SubMatrix dim: (4096,4096)
INFO:tensorflow:n_submatrices: 529
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE4.1 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE4.2 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use AVX instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use AVX2 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use FMA instructions, but these are available on your machine and could speed up CPU computations.
Traceback (most recent call last):
  File "swivel.py", line 415, in <module>
    tf.app.run()
  File "/home/amir/anaconda3/envs/py27/lib/python2.7/site-packages/tensorflow/python/platform/app.py", line 44, in run
    _sys.exit(main(_sys.argv[:1] + flags_passthrough))
  File "swivel.py", line 342, in main
    model = SwivelModel(FLAGS)
  File "swivel.py", line 310, in __init__
    l2_loss = tf.reduce_mean(tf.concat(axis=0, values=l2_losses), 0,
  File "/home/amir/anaconda3/envs/py27/lib/python2.7/site-packages/tensorflow/python/ops/array_ops.py", line 1034, in concat
    name=name)
  File "/home/amir/anaconda3/envs/py27/lib/python2.7/site-packages/tensorflow/python/ops/gen_array_ops.py", line 519, in _concat_v2
    name=name)
  File "/home/amir/anaconda3/envs/py27/lib/python2.7/site-packages/tensorflow/python/framework/op_def_library.py", line 546, in apply_op
    (input_name, op_type_name, len(values), num_attr.minimum))
ValueError: List argument 'values' to 'ConcatV2' Op with length 0 shorter than minimum length 2.

[Chris Waterson]

Hi Amir. Could you please sync to head and let me know if the problem persists? Thanks...

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[Amir Bakarov]

Hi Chris, syncing helped, now it works! Thanks! :)