Fixed print statement in draw_cylinder

mrdna/segmentmodel.py

@@ -2921,10 +2921,10 @@ proc calcforces {} {
             ## iterate through the model segments
             for s in self.segments:
                 if isinstance(s,DoubleStrandedSegment):
-                    print("## dsDNA! \n")
+                    tclFile.write("## dsDNA! \n")
                     draw_cylinder(s,10,"cyan")
                 elif isinstance(s,SingleStrandedSegment):
-                    print("## ssDNA! \n")
+                    tclFile.write("## ssDNA! \n")
                     draw_cylinder(s,3,"orange")
                 else:
                     raise Exception ("your model includes beads that are neither ssDNA nor dsDNA")