DOC add missing plt.figure() for multiplot support in ROC example

ogrisel · ogrisel · commit 5cab6c9e5cb7 · 2014-06-25T14:57:11.000+02:00
diff --git a/examples/plot_roc.py b/examples/plot_roc.py
@@ -73,7 +73,8 @@
 fpr["micro"], tpr["micro"], _ = roc_curve(y_test.ravel(), y_score.ravel())
 roc_auc["micro"] = auc(fpr["micro"], tpr["micro"])
 
-# Plot of one ROC curve
+# Plot of a ROC curve for a specific class
+plt.figure()
 plt.plot(fpr[2], tpr[2], label='ROC curve (area = %0.2f)' % roc_auc[2])
 plt.plot([0, 1], [0, 1], 'k--')
 plt.xlim([0.0, 1.0])
@@ -85,6 +86,7 @@
 plt.show()
 
 # Plot ROC curve
+plt.figure()
 plt.plot(fpr["micro"], tpr["micro"],
          label='micro-average ROC curve (area = {0:0.2f})'
                ''.format(roc_auc["micro"]))
