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<p class="MsoNormal">Dear all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I try to run the Polygon Selector Demo (<a href="https://matplotlib.org/devdocs/gallery/widgets/polygon_selector_demo.html#sphx-glr-gallery-widgets-polygon-selector-demo-py">https://matplotlib.org/devdocs/gallery/widgets/polygon_selector_demo.html#sphx-glr-gallery-widgets-polygon-selector-demo-py</a>)
but I get the following error:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ImportError: cannot import name PolygonSelector<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am using matplotlib 2.0.2. Can anybody please tell me what I’m doing wrong?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Frank<o:p></o:p></p>
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<font style="font-family:Verdana;font-size:8pt;color:#7D7D7D;font-weight:bold;">dr. ir.</font><font style="font-family:Verdana;font-size:8pt;color:#7D7D7D;font-weight:bold;">
</font><font style="font-family: Verdana;font-size:8pt;color:#7D7D7D;font-weight:bold;">Frank</font><font style="font-family: Verdana;font-size:8pt;color:#7D7D7D;font-weight:bold;">
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