docstr: A reusable pipeline with TWO ner models
docstr_tok: ["A","reusable","pipeline","with","TWO","ner","models"]
code: def pipeline(self):
      """
      A reusable pipeline with TWO ner models
      """
      return stanza.Pipeline(
          dir=TEST_MODELS_DIR,
          processors="tokenize,ner",
          package={"ner": ["ncbi_disease", "ontonotes_charlm"]},
      )
  
file_path: stanza/stanza/tests/pipeline/test_pipeline_ner_processor.py
imports: import pytest
  import stanza
  from stanza.utils.conll import CoNLL
  from stanza.models.common.doc import Document
  from stanza.tests import *
label_desc: Use image node_id 1 for calling the TestMultiNERProcessor obj's underlying member method code with example usage: obj.pipeline() and returns: stanza