py bindings -- update archive mode for autotune
py bindings -- update archive mode for autotune


Former-commit-id: 390cb826576dab943622ef2580bb3f6e3a21832b
Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide