code: def gammaincinv(a, b, **kwargs):
      op = TensorGammaIncInv(**kwargs)
      return op(a, b)
  
imports: import scipy.special
  from ..arithmetic.utils import arithmetic_operand
  from ..utils import infer_dtype, implement_scipy
  from .core import TensorSpecialUnaryOp, TensorSpecialMultiOp, TensorSpecialBinOp, _register_special_op
label_desc: Use image node_id 6 for calling a global function with example usage: gammaincinv(a, b) and returns: op