class_docstr: FastMachine is a deterministic machine represented in a way that
  allows fast scanning.
code: def __del__(self):
      for state in self.states:
          state.clear()
  
imports: from __future__ import absolute_import
  import sys
  from .Transitions import TransitionMap
label_desc: Use image node_id 2 for calling the FastMachine obj's underlying member method code with example usage: obj.__del__() without return types