code: def test_unusual_misc():
      """
      The above RUSSIAN_SAMPLE resulted in a blank misc field in one particular implementation of the conll code
      (the below test would fail)
      """
      doc = CoNLL.conll2doc(input_str=RUSSIAN_SAMPLE)
      sentences = "{:C}".format(doc).split("\n\n")
      assert len(sentences) == 2
      sentence = sentences[0].split("\n")
      assert len(sentence) == 14
  
      for word in sentence:
          pieces = word.split("\t")
          assert len(pieces) == 1 or len(pieces) == 10
          if len(pieces) == 10:
              assert all(piece for piece in pieces)
  
imports: import io
  import pytest
  import tempfile
  from zipfile import ZipFile
  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 9 for calling a global function with example usage: test_unusual_misc() without return types