answered 2022-09-21 04:31:14 -0500
You are using the old API (DCLF) with the arguments for the new API (DCLF_2). It should be:
DCLF
DCLF_2
psspy.dclf_2(1, 1, [1,0,1,2,1,1],[0,0,0], '1')