docstr: Can we pass vectors to most_similar directly?
docstr_tok: ["Can","we","pass","vectors","to","most_similar","directly","?"]
code: def test_most_similar_vector(self):
      """Can we pass vectors to most_similar directly?"""
      positive = self.vectors.vectors[0:5]
      most_similar = self.vectors.most_similar(positive=positive)
      assert most_similar is not None
  
imports: import functools
  import logging
  import unittest
  import numpy
  from gensim.models.keyedvectors import KeyedVectors, REAL, pseudorandom_weak_vector
  from gensim.test.utils import datapath
  import gensim.models.keyedvectors
label_desc: Use image node_id 3 for calling the TestKeyedVectors obj's underlying member method code with example usage: obj.test_most_similar_vector() without return types