code: def skip_codegen_test():
      """Skip test if it requires the BNNS codegen and it's not present."""
      if not tvm.get_global_func("relay.ext.bnns", True):
          print("Skip because BNNS codegen is not available.")
          return True
  
imports: from itertools import zip_longest, combinations
  import json
  import os
  import warnings
  import numpy
  import tvm
  from tvm import relay
  from tvm import rpc
  from tvm.contrib import graph_executor
  from tvm.relay.op.contrib.bnns import partition_for_bnns
  from tvm.contrib import utils
  from tvm.autotvm.measure import request_remote
  from tvm.relay.analysis import analysis
label_desc: Use image node_id 2 for calling a global function with example usage: skip_codegen_test() and returns: True