code: def profile_tag(self, step, msg):
      self.profile_tag_push(step, msg)
      yield
      self.profile_tag_pop()
  
file_path: DALI/docs/examples/use_cases/paddle/resnet50/profile.py
imports: import os
  import logging
  from contextlib import contextmanager
  from utils.cuda_bind import cuda_profile_start, cuda_profile_stop
  from utils.cuda_bind import cuda_nvtx_range_push, cuda_nvtx_range_pop
label_desc: Use image node_id 5 for calling the Profiler obj's underlying member method code with example usage: obj.profile_tag(step, msg) without return types