biggles

import biggles
import numpy, math
 
x = numpy.arange( 1*math.pi, 3*math.pi, math.pi/30 )
c = numpy.cos(x)
s = numpy.sin(x)
 
p = biggles.FramedPlot()
p.aspect_ratio = 1
p.frame1.draw_grid = 1
p.frame1.tickdir = 1
 
p.x1.label = "bottom"
p.x1.subticks = 1
 
p.y1.label = "left"
p.y1.draw_spine = 0
 
p.x2.label = "top"
p.x2.range = 10, 1000
p.x2.log = 1
 
p.y2.label = "right"
p.y2.draw_ticks = 0
p.y2.ticklabels = [ "-1", "-1/2", "0", "1/2", "1" ]
 
p.add( biggles.Curve(x, c, type='dash') )
p.add( biggles.Curve(x, s) )
 
p.write_img( 400, 400, "example6.png" )
p.write_eps( "example6.eps" )
p.show()