import gdsfactory as gf

gf.gpdk.PDK.activate()

c = gf.components.coupler_adiabatic(length1=20, length2=50, length3=30, wg_sep=1, input_wg_sep=3, output_wg_sep=3, dw=0.1, cross_section='strip').copy()
c.draw_ports()
c.plot()