code: def radius(d, offsets, motor_ofs):
      '''return radius give data point and offsets'''
      (mag, motor) = d
      return (mag + offsets + motor*motor_ofs).length(f radius(d, offsets, motor_ofs):
      '''return radius give data point and offsets'''
      (mag, motor) = d
      return (mag + offsets + motor*motor_ofs).length()
docs: return radius give data point and offsets