Correct figure number + matplotlib 2 (#8483)

mathurinm · lesteve · commit b379060650b7 · 2017-03-02T15:40:48.000+01:00
diff --git a/doc/modules/mixture.rst b/doc/modules/mixture.rst
@@ -188,7 +188,7 @@ more uniform weights when the type of prior is 'dirichlet_distribution' while
 this is not necessarily the case for the 'dirichlet_process' type (used by
 default).
 
-.. |plot_bgmm| image:: ../auto_examples/mixture/images/sphx_glr_plot_concentration_prior_002.png
+.. |plot_bgmm| image:: ../auto_examples/mixture/images/sphx_glr_plot_concentration_prior_001.png
    :target: ../auto_examples/mixture/plot_concentration_prior.html
    :scale: 48%
 
diff --git a/examples/mixture/plot_concentration_prior.py b/examples/mixture/plot_concentration_prior.py
@@ -70,7 +70,8 @@ def plot_results(ax1, ax2, estimator, X, y, title, plot_title=False):
     ax2.get_xaxis().set_tick_params(direction='out')
     ax2.yaxis.grid(True, alpha=0.7)
     for k, w in enumerate(estimator.weights_):
-        ax2.bar(k - .45, w, width=0.9, color='#56B4E9', zorder=3)
+        ax2.bar(k, w, width=0.9, color='#56B4E9', zorder=3,
+                align='center')
         ax2.text(k, w + 0.007, "%.1f%%" % (w * 100.),
                  horizontalalignment='center')
     ax2.set_xlim(-.6, 2 * n_components - .4)
