Corrected wrongly deleted docstring line

svgpathtools/svg2paths.py

@@ -55,6 +55,7 @@ def ellipse2pathd(ellipse):
 
 
 def polygon2pathd(polyline_d):
+    """converts the string from a polygon points-attribute to a string for a
     Path object d-attribute.
     Note:  For a polygon made from n points, the resulting path will be
     composed of n lines (even if some of these lines have length zero)."""