class_docstr: FastMachine is a deterministic machine represented in a way that
  allows fast scanning.
code: def get_initial_state(self, name):
      return self.initial_states[name]
  
imports: from __future__ import absolute_import
  import sys
  from .Transitions import TransitionMap
label_desc: Use image node_id 6 for calling the FastMachine obj's underlying member method code with example usage: obj.get_initial_state(name) and returns: self