docstr: Convenience function to test a container of subscribed identities.
docstr_tok: ["Convenience","function","to","test","a","container","of","subscribed","identities","."]
code: def _ExpectSubscribedIdentities(self, container):
      """Convenience function to test a container of subscribed identities."""
      self.assertTrue(
          all(subscribe._is_subscribed_identity(x) for x in container)
      )
  
imports: import collections
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import sparse_tensor
  from tensorflow.python.framework import subscribe
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import cond
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import script_ops
  from tensorflow.python.ops import sparse_ops
  from tensorflow.python.ops import tensor_array_ops
  from tensorflow.python.ops import variable_v1
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 1 for calling the SubscribeTest obj's underlying member method code with example usage: obj._ExpectSubscribedIdentities(container) without return types