code: def get_cost(self, context, action):
      if context["user"] == "Tom":
          if (
              context["time_of_day"] == "morning"
              and action == "politics"
          ):
              return self.USER_LIKED_ARTICLE
          elif (
              context["time_of_day"] == "afternoon"
              and action == "music"
          ):
              return self.USER_LIKED_ARTICLE
          else:
              return self.USER_DISLIKED_ARTICLE
      elif context["user"] == "Anna":
          if context["time_of_day"] == "morning" and action == "sports":
              return self.USER_LIKED_ARTICLE
          elif (
              context["time_of_day"] == "afternoon"
              and action == "politics"
          ):
              return self.USER_LIKED_ARTICLE
          else:
              return self.USER_DISLIKED_ARTICLE
  
imports: import vowpalwabbit
  from distributionally_robust_data import OnlineCressieRead
  import collections
  import os
  import random
  import os
label_desc: Use image node_id 2 for calling the Simulator obj's underlying member method code with example usage: obj.get_cost(context, action) and returns: self, self, self, self, self, self