code: def test_basic_nested_list(self):
      # Testing nested list with one level of depth
  
      myNestedType = TypedListType(
          T.TensorType(theano.config.floatX, (False, False))
      )
  
      myType = TypedListType(myNestedType)
  
      x = rand_ranged_matrix(-1000, 1000, [100, 100])
  
      self.assertTrue(np.array_equal(myType.filter([[x]]), [[x]]))
  
imports: from __future__ import absolute_import, print_function, division
  import unittest
  import numpy
  import theano
  import theano.typed_list
  from theano import tensor
  from theano.typed_list.type import TypedListType
  from theano.tests import unittest_tools
label_desc: Use image node_id 8 for calling the test_typed_list_type obj's underlying member method code with example usage: obj.test_basic_nested_list() without return types