code: def embed_all_categories(self):
      for category in self.corpus_.get_categories():
          self.embed_category(category)
      return self
  
imports: import itertools
  import re
  import warnings
  import numpy
  import pandas
  import scipy
  from sklearn.metrics.pairwise import cosine_similarity
  from scattertext.ParsedCorpus import ParsedCorpus
  from scattertext.representations.Word2VecFromParsedCorpus import Word2VecDefault
label_desc: Use image node_id 4 for calling the CategoryEmbeddingsResolver obj's underlying member method code with example usage: obj.embed_all_categories() and returns: self