code: def _check_peers(self):
      if self.peers:
          for key, value in self.peers.items():
              assert (
                  value > 0
              ), '"{}" specified in WHOLE_ARCHIVE() macro is not used on link command'.format(
                  key
              )
  
file_path: catboost/build/scripts/process_whole_archive_option.py
imports: import os
  import process_command_files
label_desc: Use image node_id 5 for calling the ProcessWholeArchiveOption obj's underlying member method code with example usage: obj._check_peers() without return types