AddPolyline problem, got Tuple?

Can anyone help me with the way I typed this:

myQuad = rs.AddPolyline([a[(i,j)], a[(i+1,j)], a[(i+1,j+1)], a[(i,j+1)], a[(i,j)]])

it comes up with expected index value, got tuple

see screen shot, won’t run

Thanks, Mike

I figured it out!

Thank anyway

Mike