In6Out3Shape
final case
class In6Out3Shape[In0, In1, In2, In3, In4, In5, Out0, Out1, Out2](in0: Inlet[In0], in1: Inlet[In1], in2: Inlet[In2], in3: Inlet[In3], in4: Inlet[In4], in5: Inlet[In5], out0: Outlet[Out0], out1: Outlet[Out1], out2: Outlet[Out2]) extends Shape
trait Serializable
trait Product
trait Equals
class Shape
class Object
trait Matchable
class Any