code: def callertype(request):
      return request.param
  
file_path: catboost/contrib/python/pluggy/py2/tests/benchmark.py
imports: import pytest
  from pluggy import HookspecMarker, HookimplMarker
  from pluggy.hooks import HookImpl
  from pluggy.callers import _multicall, _legacymulticall
label_desc: Use image node_id 6 for calling a global function with example usage: callertype(request) and returns: request