code: def __init__(self, cases):
      # cases is a list of _TestCaseTuple's
      assert isinstance(cases, list)
      assert all(isinstance(tup, _TestCaseTuple) for tup in cases)
  
      self.cases = cases
  
file_path: chainer/chainer/testing/_bundle.py
imports: import collections
  import inspect
  import sys
label_desc: Use image node_id 1 to create a new _ParameterizedTestCaseBundle object from inherited base classes: object with example: obj = _ParameterizedTestCaseBundle(cases)