code: def test_ngrams_1(doc_long_en):
      result = kt.sgrank(doc_long_en, ngrams=1)
      assert len(result) > 0
      assert all(len(term.split()) == 1 for term, _ in result)
  
file_path: textacy/tests/extract/keyterms/test_sgrank.py
imports: import pytest
  import textacy
  from textacy.extract import keyterms
label_desc: Use image node_id 3 for calling a global function with example usage: test_ngrams_1(doc_long_en) without return types