code: def eos():
      return EpochOutputStore()
  
file_path: ignite/tests/ignite/handlers/test_stores.py
imports: import pytest
  from ignite.engine.engine import Engine, Events
  from ignite.handlers import EpochOutputStore
label_desc: Use image node_id 2 for calling a global function with example usage: eos() and returns: EpochOutputStore