How to extrude a face in CadQuery
Use
face_to_extrude.wires().toPending().extrude(...)
Full example
import cadquery as cq
box = cq.Workplane("XY").box(1, 1, 1)
face_to_extrude = box.faces(">Z")
result = face_to_extrude.wires().toPending().extrude(2, taper=45)
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