René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"\"Cannot convert argument type %s to rgba array\" % type(c))","articleBody":"In `visualize_vectors.py` on line 16 the third paramater `zs` passed to `plt.scatter()` causes and exception to be thrown when trying to convert to an rgba array. I was able to resolve this issue with minor fixes.\r\n\r\nPython Version: 2.7.12\r\nMatplotlib Version: 1.5.1\r\nNumpy Version: 1.11.0\r\n\r\nException Thrown:\r\n\r\n\u003echris@chris-HP-EliteBook-820-G3:~/Projects/IntroductionToMachineLearningForSecurityPros/clustering_example$ python visualize_vectors.py -i secrepo.h5\r\n(10000, 3)\r\nTraceback (most recent call last):\r\n  File \"visualize_vectors.py\", line 32, in \u003cmodule\u003e\r\n    visualize(vectors)\r\n  File \"visualize_vectors.py\", line 17, in visualize\r\n    s=200,\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/pyplot.py\", line 3251, in scatter\r\n    edgecolors=edgecolors, data=data, **kwargs)\r\n  File \"/usr/lib/python2.7/dist-packages/mpl_toolkits/mplot3d/axes3d.py\", line 2273, in scatter\r\n    patches = Axes.scatter(self, xs, ys, s=s, c=c, *args, **kwargs)\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/__init__.py\", line 1814, in inner\r\n    return func(ax, *args, **kwargs)\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/axes/_axes.py\", line 3893, in scatter\r\n    alpha=alpha\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/collections.py\", line 831, in __init__\r\n    Collection.__init__(self, **kwargs)\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/collections.py\", line 117, in __init__\r\n    self.set_facecolor(facecolors)\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/collections.py\", line 612, in set_facecolor\r\n    self._facecolors = mcolors.colorConverter.to_rgba_array(c, self._alpha)\r\n  File \"/usr/lib/python2.7/dist-packages/matplotlib/colors.py\", line 391, in to_rgba_array\r\n    \"Cannot convert argument type %s to rgba array\" % type(c))\r\n","author":{"url":"https://github.com/ajackal","@type":"Person","name":"ajackal"},"datePublished":"2018-03-09T22:47:54.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/2/IntroductionToMachineLearningForSecurityPros/issues/2"}