code: def __rrshift__(self, other):
      return list(map(self.f, other))
  
imports: import collections
  import datasets
  import numpy
  from lm_eval.base import rf, Task
  from lm_eval.metrics import mean
label_desc: Use image node_id 2 for calling the each obj's underlying member method code with example usage: obj.__rrshift__(other) and returns: list