code: def pos_pipeline():
      return stanza.Pipeline(
          **{
              "processors": "tokenize,pos",
              "dir": TEST_MODELS_DIR,
              "download_method": None,
              "lang": "en",
          }
      )
  
imports: import pytest
  import stanza
  from stanza.tests import *
label_desc: Use image node_id 1 for calling a global function with example usage: pos_pipeline() and returns: stanza