On Mon, 13 Mar 2006, Gary apparently wrote: 
> How to make a double-ended arrow?  

The arrow decorators aren't exclusive.
Just decorate both ends:
mypath.stroke(arrow,[pyx.deco.arrow([pyx.color.rgb.blue],position=0),
                     pyx.deco.arrow([pyx.color.rgb.red],position=1)]
              )

hth,
Alan Isaac






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