interactive_text_analyzer.ipynb

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   "source": [
    "import ipywidgets as widgets\n",
    "import tensorflow as tf\n",
    "import uuid\n",
    "from IPython import display\n",
    "from dragnn.protos import spec_pb2\n",
    "from dragnn.python import graph_builder\n",
    "from dragnn.python import load_dragnn_cc_impl  # This loads the actual op definitions\n",
    "from dragnn.python import render_parse_tree_graphviz\n",
    "from dragnn.python import visualization\n",
    "from google.protobuf import text_format\n",
    "from syntaxnet import load_parser_ops  # This loads the actual op definitions\n",
    "from syntaxnet import sentence_pb2\n",
    "from tensorflow.python.platform import tf_logging as logging\n",
    "\n",
    "# Read the master spec\n",
    "master_spec = spec_pb2.MasterSpec()\n",
    "with open(\"data/master_spec_es.prototext\", \"r\") as f:\n",
    "    text_format.Merge(f.read(), master_spec)\n",
    "\n",
    "logging.set_verbosity(logging.WARN)  # Turn off TensorFlow spam.\n",
    "\n",
    "# Initialize a graph\n",
    "graph = tf.Graph()\n",
    "with graph.as_default():\n",
    "    hyperparam_config = spec_pb2.GridPoint()\n",
    "    builder = graph_builder.MasterBuilder(master_spec, hyperparam_config)\n",
    "    # This is the component that will annotate test sentences.\n",
    "    annotator = builder.add_annotation(enable_tracing=True)\n",
    "    builder.add_saver()  # \"Savers\" can save and load models; here, we're only going to load."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": false
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   "outputs": [],
   "source": [
    "sess = tf.Session(graph=graph)\n",
    "with graph.as_default():\n",
    "    sess.run(tf.global_variables_initializer())\n",
    "    sess.run('save/restore_all', {'save/Const:0': \"data/mini-spanish.checkpoint\"})\n",
    "\n",
    "def annotate_text(text):\n",
    "    sentence = sentence_pb2.Sentence(\n",
    "        token=[sentence_pb2.Token(word=word, start=-1, end=-1) for word in text.split()]\n",
    "    )\n",
    "    with graph.as_default():\n",
    "        annotations, traces = sess.run([annotator['annotations'], annotator['traces']],\n",
    "                                       feed_dict={annotator['input_batch']: [sentence.SerializeToString()]})\n",
    "        assert len(annotations) == 1\n",
    "        assert len(traces) == 1\n",
    "        return sentence_pb2.Sentence.FromString(annotations[0]), traces[0]\n",
    "annotate_text(\"casa\"); None  # just make sure it works"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Interactive trace explorer\n",
    "Run the cell below, and then enter text in the interactive widget."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "def _trace_explorer():  # put stuff in a function to not pollute global scope\n",
    "    text = widgets.Text()\n",
    "    display.display(text)\n",
    "\n",
    "    output = visualization.InteractiveVisualization()\n",
    "    display.display(display.HTML(output.initial_html()))\n",
    "\n",
    "    def handle_submit(sender):\n",
    "        del sender  # unused\n",
    "        parse_tree, trace = annotate_text(text.value)\n",
    "        display.display(display.HTML(output.show_trace(trace)))\n",
    "\n",
    "\n",
    "    text.on_submit(handle_submit)\n",
    "_trace_explorer()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Interactive parse tree explorer\n",
    "Run the cell below, and then enter text in the interactive widget."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "def _parse_tree_explorer():  # put stuff in a function to not pollute global scope\n",
    "    text = widgets.Text()\n",
    "    display.display(text)\n",
    "    html = widgets.HTML()\n",
    "    display.display(html)\n",
    "\n",
    "    def handle_submit(sender):\n",
    "        del sender  # unused\n",
    "        parse_tree, trace = annotate_text(text.value)\n",
    "        html.value = render_parse_tree_graphviz.parse_tree_graph(parse_tree)\n",
    "\n",
    "    text.on_submit(handle_submit)\n",
    "_parse_tree_explorer()"
   ]
  }
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