docstr: Just for compatibility.
  
  Does not do anything
docstr_tok: ["Just","for","compatibility",".","Does","not","do","anything"]
code: def fit(self, X, y=None):
      """Just for compatibility.
  
      Does not do anything
      """
      return self
  
imports: from pandas import DataFrame, Series, unique
  import numpy
  from rich.progress import track
  from sklearn.base import BaseEstimator, TransformerMixin
  from pytorch_tabular.utils import get_logger
label_desc: Use image node_id 3 for calling the CategoricalEmbeddingTransformer obj's underlying member method code with example usage: obj.fit(X, y) and returns: self