import math
from pyx import *
p = path.curve(0, 0, 3, 0, 1, 4, 4, 4)
myticks = [graph.axis.tick.tick(math.pi, label="\pi", labelattrs=[text.mathmode]),
graph.axis.tick.tick(2*math.pi, label="2\pi", labelattrs=[text.mathmode])]
c = canvas.canvas()
c.insert(graph.axis.pathaxis(p, graph.axis.linear(min=0, max=10)))
c.insert(graph.axis.pathaxis(p.transformed(trafo.translate(4, 0)),
graph.axis.linear(min=0, max=10, manualticks=myticks)))
c.writeEPSfile("manualticks")
c.writePDFfile("manualticks")
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