code: def get_category_embeddings(self):
      return self.category_counts.values
  
imports: from abc import ABC, abstractmethod
  import pandas
  import numpy
  from scattertext.Scalers import stretch_neg1_to_1
label_desc: Use image node_id 2 for calling the CategoryProjection obj's underlying member method code with example usage: obj.get_category_embeddings() and returns: self