import gdsfactory as gf

gf.gpdk.PDK.activate()

c = gf.components.grating_coupler_tree(n=4, straight_spacing=4, grating_coupler='grating_coupler_elliptical_te', with_loopback=False, bend='bend_euler', fanout_length=0, cross_section='strip').copy()
c.draw_ports()
c.plot()