06_03_qa_analysis.ipynb: could not broadcast input array

[alandplm]

I found the following error while running 06_03_qa_analysis.ipynb:

ValueError                                Traceback (most recent call last)
<ipython-input-24-4b8575d1c9c7> in <module>()
     28     counter += 1
     29 
---> 30     word_preds, next_decoder_init_state = question_model.predict([word_tokens, next_decoder_init_state])
     31 
     32     next_decoder_init_state = np.squeeze(next_decoder_init_state, axis = 1)

4 frames
/usr/local/lib/python3.6/dist-packages/numpy/core/_asarray.py in asarray(a, dtype, order)
     83 
     84     """
---> 85     return array(a, dtype, copy=False, order=order)
     86 
     87 

ValueError: could not broadcast input array from shape (200) into shape (1)

The proposed solution is to add word_tokens = np.array(word_tokens) to the following code snippet:

...
ended = False
counter = 0

word_tokens = np.array(word_tokens)  # add this line

while not ended:
...