old_contents: from __future__ import print_function
  
  def _tcldis_init():
      import sys
      import _tcldis
      mod = sys.modules[__name__]
      for key, value in _tcldis.__dict__.iteritems():
          if not callable(value):
              continue
          mod.__dict__[key] = value
  
  _tcldis_init()
  
new_contents: from __future__ import print_function
  
  import _tcldis
  printbc = _tcldis.printbc
  getbc = _tcldis.getbc
  inst_table = _tcldis.inst_table
  
subject: Stop trying to be overly clever