class_docstr: A container for each tier.
class_docstr_tok: ["A","container","for","each","tier","."]
code: def __str__(self):
      return (
          self.__repr__()
          + "\n  "
          + "\n  ".join(" ".join(row) for row in self.simple_transcript)
      )
  
imports: import sys
  import re
label_desc: Use image node_id 11 for calling the Tier obj's underlying member method code with example usage: obj.__str__() and returns: unknown