code: def register_unary_identity(op_name):
      def identity(expr, type_map):
          assert len(expr.args) == 1
          arg = expr.args[0]
          t = type_map[arg]
          return [expr, t]
  
      return register_fake_quantization_to_integer(op_name, identity)
  
imports: import numpy
  import tvm
  from tvm import relay
  from tvm.ir import TensorAffineType, TupleAffineType
  from tvm.relay.qnn.op import canonicalizations
  from tvm.tir import bijective_layout
  from ..op import register_fake_quantization_to_integer, register_optional_fake_quantization_to_integer
label_desc: Use image node_id 7 for calling a global function with example usage: register_unary_identity(op_name) and returns: register_fake_quantization_to_integer, list