import openscad

scad_code = """
module myobj(size) {
    cube([size, size*2, size*3], center=true);
}

module myotherobj(size) {
    cube([size*4, size*5, size*6], center=true);
}
"""

x = openscad.scad(scad_code)
opencad.show(
    x.myobj(10),
    x.myotherobj(5)
)