class_docstr: FastMachine is a deterministic machine represented in a way that
  allows fast scanning.
code: def dump(self, file):
      file.write("Plex.FastMachine:\n")
      file.write("   Initial states:\n")
      for name, state in sorted(self.initial_states.items()):
          file.write("      %s: %s\n" % (repr(name), state["number"]))
      for state in self.states:
          self.dump_state(state, file)
  
imports: from __future__ import absolute_import
  import sys
  from .Transitions import TransitionMap
label_desc: Use image node_id 7 for calling the FastMachine obj's underlying member method code with example usage: obj.dump(file) without return types