function __fish_graphviz__print_shapes
    echo box \
        polygon \
        ellipse \
        oval \
        circle \
        point \
        egg \
        triangle \
        plaintext \
        plain \
        diamond \
        trapezium \
        parallelogram \
        house \
        pentagon \
        hexagon \
        septagon \
        octagon \
        doublecircle \
        doubleoctagon \
        tripleoctagon \
        invtriangle \
        invtrapezium \
        invhouse \
        Mdiamond \
        Msquare \
        Mcircle \
        rect \
        rectangle \
        square \
        star \
        none \
        underline \
        cylinder \
        note \
        tab \
        folder \
        box3d \
        component \
        promoter \
        cds \
        terminator \
        utr \
        primersite \
        restrictionsite \
        fivepoverhang \
        threepoverhang \
        noverhang \
        assembly \
        signature \
        insulator \
        ribosite \
        rnastab \
        proteasesite \
        proteinstab \
        rpromoter \
        rarrow \
        larrow \
        lpromoter
end