code: def tvm_callback_cuda_postproc(code, target):
      if not os.path.exists("perf"):
          os.mkdir("perf")
      write_code(code, "perf/%s_generated.cu" % TASK)
      if USE_MANUAL_CODE:
          code = open("perf/%s_manual.cu" % TASK).read()
      return code
  
file_path: tvm/apps/topi_recipe/rnn/lstm.py
imports: import os
  import numpy
  import tvm
  from tvm import te
  from tvm.contrib import nvcc
label_desc: Use image node_id 3 for calling a global function with example usage: tvm_callback_cuda_postproc(code, target) and returns: code