optimizePaths.inx

<inkscape-extension>
   <_name>Optimize Paths</_name>
   <id>org.daekkyn.filter.optimizePaths</id>
       <dependency type="executable" location="extensions">optimizePaths.py</dependency>
       <dependency type="executable" location="extensions">inkex.py</dependency>
     	 <param name="tolerance" type="float" min="0.0" max="100.0" _gui-text="Merge Tolerance:">0.10</param>
       <param name="overwriteRule" type="optiongroup" appearance="radio" gui-text="Traceback:">
           <item value="0">Allow</item>
           <item value="1">Allow some</item>
           <item value="2">Allow none</item>
       </param>
       <param name="enableLog" type="bool" _gui-text="Debug">false</param>

   <effect>
               <object-type>path</object-type>
                <effects-menu>
                    <submenu _name="Generate from Path"/>
                </effects-menu>
   </effect>
   <script>
       <command location="inx" interpreter="python">optimizePaths.py</command>
   </script>
</inkscape-extension>