from build123d import *
from ocp_vscode import show

blocks = Pos(-1, -1, 0) * Box(1, 2, 1, align=(Align.CENTER, Align.MIN, Align.MIN))
blocks += Box(1, 1, 2, align=(Align.CENTER, Align.MIN, Align.MIN))
blocks += Pos(1, -1, 0) * Box(1, 2, 1, align=(Align.CENTER, Align.MIN, Align.MIN))

bottom_edges = blocks.edges().filter_by_position(Axis.Z, 0, 1, inclusive=(True, False))
blocks2 = chamfer(bottom_edges, length=0.1)

top_edges = blocks2.edges().filter_by_position(Axis.Z, 1, 2, inclusive=(False, True))
blocks2 = chamfer(top_edges, length=0.1)


show(blocks2)