fix call to mpl_linestyle2pgfplots_linestyle

Author: Aikhjarto

matplotlib2tikz/line2d.py

@@ -41,7 +41,7 @@ def draw_line2d(data, obj):
     if alpha is not None:
         addplot_options.append("opacity={}".format(alpha))
 
-    linestyle = mypath.mpl_linestyle2pgfplots_linestyle(obj.get_linestyle())
+    linestyle = mypath.mpl_linestyle2pgfplots_linestyle(obj.get_linestyle(), line=obj)
     if linestyle is not None and linestyle != "solid":
         addplot_options.append(linestyle)