docstr: Make sure specifying few-shot by percentages works correctly.
docstr_tok: ["Make","sure","specifying","few-shot","by","percentages","works","correctly","."]
code: def test_percent_shot_subset(self):
      """
      Make sure specifying few-shot by percentages works correctly.
      """
  
      def helper(percent_shot, seed):
          return self.dump_teacher_text(
              test_agents.SystemTeacher,
              test_agents.EPISODE_SETUP__MULTI_EPISODE_BS,  # 35 episodes
              {
                  "episodes_randomization_seed": seed,
                  "percent_shot": percent_shot,
              },
          )
  
      data_dumps_seed_zero = [helper(i, 0) for i in self.PERCENTAGES]
      self._test_subsets(data_dumps_seed_zero)
      data_dumps_seed_three = [helper(i, 3) for i in self.PERCENTAGES]
      self._test_subsets(data_dumps_seed_three)
  
imports: import unittest
  import copy
  import parlai.core.tod.tod_core
  import parlai.core.tod.tod_test_utils.test_agents
label_desc: Use image node_id 6 for calling the TestLowShot obj's underlying member method code with example usage: obj.test_percent_shot_subset() and returns: self