class_docstr: Client of an MLflow Model Registry Server that creates and manages registered
  models and model versions.
docstr: Copy a model version from one registered model to another as a new model version.
  
  :param src_mv: A :py:class:`mlflow.entities.model_registry.ModelVersion` object representing
                 the source model version.
  :param dst_name: the name of the registered model to copy the model version to. If a
                   registered model with this name does not exist, it will be created.
  :return: Single :py:class:`mlflow.entities.model_registry.ModelVersion` object representing
           the cloned model version.
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code: def copy_model_version(self, src_mv, dst_name):
      """
      Copy a model version from one registered model to another as a new model version.
  
      :param src_mv: A :py:class:`mlflow.entities.model_registry.ModelVersion` object representing
                     the source model version.
      :param dst_name: the name of the registered model to copy the model version to. If a
                       registered model with this name does not exist, it will be created.
      :return: Single :py:class:`mlflow.entities.model_registry.ModelVersion` object representing
               the cloned model version.
      """
      return self.store.copy_model_version(
          src_mv=src_mv, dst_name=dst_name
      )
  
imports: import logging
  from mlflow.entities.model_registry import ModelVersionTag, RegisteredModelTag
  from mlflow.exceptions import MlflowException
  from mlflow.store.model_registry import SEARCH_MODEL_VERSION_MAX_RESULTS_DEFAULT, SEARCH_REGISTERED_MODEL_MAX_RESULTS_DEFAULT
  from mlflow.tracking._model_registry import DEFAULT_AWAIT_MAX_SLEEP_SECONDS, utils
  from mlflow.utils.arguments_utils import _get_arg_names
label_desc: Use image node_id 13 for calling the ModelRegistryClient obj's underlying member method code with example usage: obj.copy_model_version(src_mv, dst_name) and returns: self