code: def sample_embeddings(self, num_embeddings):
      return self.embeddings[
          np.random.choice(self.curr_size, num_embeddings)
      ]
  
imports: import os
  import pickle
  import numpy
label_desc: Use image node_id 5 for calling the AnnoyDictionary obj's underlying member method code with example usage: obj.sample_embeddings(num_embeddings) and returns: self