code: def encode(self, input, final=False):
      raise UnicodeError("undefined encoding")
  
file_path: catboost/contrib/tools/python3/src/Lib/encodings/undefined.py
imports: import codecs
label_desc: Use image node_id 1 for calling the IncrementalEncoder obj's underlying member method code with example usage: obj.encode(input, final) without return types