class_docstr: Simple python implementation of transitions collection non-episodic memories
  are constructed on top of.
code: def extend(self, transitions):
      for transition in transitions:
          self.append(transition)
  
file_path: coach/rl_coach/memories/non_episodic/transition_collection.py
imports: from rl_coach.core_types import Transition
label_desc: Use image node_id 3 for calling the TransitionCollection obj's underlying member method code with example usage: obj.extend(transitions) without return types