code: def test_learner_run_with_limit(self):
      learner = StepCountingLearner(100)
      learner.run(7)
      self.assertEqual(learner.step_count, 7)
  
file_path: acme/acme/core_test.py
imports: from typing import List
  from acme import core
  from acme import types
  from absl.testing import absltest
label_desc: Use image node_id 1 for calling the CoreTest obj's underlying member method code with example usage: obj.test_learner_run_with_limit() without return types