class_docstr: Convert multi-component score sequences to tuples of integer indices.
class_docstr_tok: ["Convert","multi-component","score","sequences","to","tuples","of","integer","indices","."]
code: def __init__(self, encoders):
      self._encoders = encoders
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tempfile
  import note_seq
  from note_seq import performance_lib
  import pygtrie
  from tensor2tensor.data_generators import text_encoder
label_desc: Use image node_id 1 to create a new CompositeScoreEncoder object from inherited base classes: object with example: obj = CompositeScoreEncoder(encoders)