Merge pull request #1850 from SrNetoChan/Bug_12001

fix Processing Keep n biggest parts algorithm (fix #12001)

Author: alexbruy

python/plugins/processing/algs/qgis/scripts/Keep_n_biggest_parts.py

@@ -33,10 +33,10 @@
 			featres.setGeometry(geom)
 		else:
 			featres.setGeometry(geom)
-			geomres = [geoms[i].asPolygon() for i,a in geomarea[-1 * To_keep]]
+			geomres = [geoms[i].asPolygon() for i,a in geomarea[-1 * To_keep :]]
 			featres.setGeometry(QgsGeometry.fromMultiPolygon(geomres))
 		writer.addFeature(featres)
 	else:
 		writer.addFeature(feat)
 
-del writer
+del writer