from pathlib import Path
import wx
_app=wx.App(False)
import pcbnew as k
p=Path(__file__).resolve().parent;b=k.LoadBoard(str(p/'board/led_driver.kicad_pcb'))
for t in b.GetTracks():t.SetLocked(True)
k.SaveBoard(str(p/'board/led_driver.kicad_pcb'),b)
assert k.ExportSpecctraDSN(b,str(p/'routing_input.dsn'))
print('Exported fanout candidate')
