docstr: Returns non-concurrent version of current class
code: def as_serializable(self) -> "MeanStdFilter":
      """Returns non-concurrent version of current class"""
      other = MeanStdFilter(self.shape)
      other.sync(self)
      return other
  
imports: import logging
  import threading
  import numpy
  import tree
  from ray.rllib.utils.annotations import DeveloperAPI
  from ray.rllib.utils.deprecation import Deprecated
  from ray.rllib.utils.numpy import SMALL_NUMBER
  from ray.rllib.utils.typing import TensorStructType
  from ray.rllib.utils.serialization import _serialize_ndarray, _deserialize_ndarray
  from ray.rllib.utils.deprecation import deprecation_warning
label_desc: Use image node_id 2 for calling the ConcurrentMeanStdFilter obj's underlying member method code with example usage: obj.as_serializable() and returns: other