Fixes plotly#384

tarzzz · tarzzz · commit bf403199026f · 2016-12-30T17:26:36.000+05:30
diff --git a/plotly/matplotlylib/mplexporter/exporter.py b/plotly/matplotlylib/mplexporter/exporter.py
@@ -162,8 +162,8 @@ def crawl_legend(self, ax, legend):
                 if isinstance(child, matplotlib.patches.Patch):
                     self.draw_patch(ax, child, force_trans=ax.transAxes)
                 elif isinstance(child, matplotlib.text.Text):
-                    if not (child is legend.get_children()[-1]
-                            and child.get_text() == 'None'):
+                    if (child is not legend.get_children()[-1]
+                            and child.get_text() != 'None'):
                         self.draw_text(ax, child, force_trans=ax.transAxes)
                 elif isinstance(child, matplotlib.lines.Line2D):
                     self.draw_line(ax, child, force_trans=ax.transAxes)
