old_contents: # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you under the Apache License, Version 2.0 (the
  # "License"); you may not use this file except in compliance
  # with the License.  You may obtain a copy of the License at
  #
  #   http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing,
  # software distributed under the License is distributed on an
  # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  # KIND, either express or implied.  See the License for the
  # specific language governing permissions and limitations
  # under the License.
  """Classes for interacting with Kubernetes API"""
  
  import warnings
  
  from kubernetes.client import models as k8s
  
  warnings.warn(
      "This module is deprecated. Please use `kubernetes.client.models.V1Volume`.",
      DeprecationWarning,
      stacklevel=2,
  )
  
  
  class VolumeMount:
      """Backward compatible VolumeMount"""
  
      __slots__ = ('name', 'mount_path', 'sub_path', 'read_only')
  
      def __init__(self, name, mount_path, sub_path, read_only):
          """
          Initialize a Kubernetes Volume Mount. Used to mount pod level volumes to
          running container.
  
          :param name: the name of the volume mount
          :type name: str
          :param mount_path:
          :type mount_path: str
          :param sub_path: subpath within the volume mount
          :type sub_path: Optional[str]
          :param read_only: whether to access pod with read-only mode
          :type read_only: bool
          """
          self.name = name
          self.mount_path = mount_path
          self.sub_path = sub_path
          self.read_only = read_only
  
      def to_k8s_client_obj(self) -> k8s.V1VolumeMount:
          """
          Converts to k8s object.
  
          :return: Volume Mount k8s object
          """
          return k8s.V1VolumeMount(
              name=self.name, mount_path=self.mount_path, sub_path=self.sub_path, read_only=self.read_only
          )
  
new_contents: # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you under the Apache License, Version 2.0 (the
  # "License"); you may not use this file except in compliance
  # with the License.  You may obtain a copy of the License at
  #
  #   http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing,
  # software distributed under the License is distributed on an
  # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  # KIND, either express or implied.  See the License for the
  # specific language governing permissions and limitations
  # under the License.
  """Classes for interacting with Kubernetes API"""
  
  import warnings
  
  from kubernetes.client import models as k8s
  
  warnings.warn(
      "This module is deprecated. Please use `kubernetes.client.models.V1VolumeMount`.",
      DeprecationWarning,
      stacklevel=2,
  )
  
  
  class VolumeMount:
      """Backward compatible VolumeMount"""
  
      __slots__ = ('name', 'mount_path', 'sub_path', 'read_only')
  
      def __init__(self, name, mount_path, sub_path, read_only):
          """
          Initialize a Kubernetes Volume Mount. Used to mount pod level volumes to
          running container.
  
          :param name: the name of the volume mount
          :type name: str
          :param mount_path:
          :type mount_path: str
          :param sub_path: subpath within the volume mount
          :type sub_path: Optional[str]
          :param read_only: whether to access pod with read-only mode
          :type read_only: bool
          """
          self.name = name
          self.mount_path = mount_path
          self.sub_path = sub_path
          self.read_only = read_only
  
      def to_k8s_client_obj(self) -> k8s.V1VolumeMount:
          """
          Converts to k8s object.
  
          :return: Volume Mount k8s object
          """
          return k8s.V1VolumeMount(
              name=self.name, mount_path=self.mount_path, sub_path=self.sub_path, read_only=self.read_only
          )
  
subject: Raise correct Warning in kubernetes/backcompat/volume_mount.py (#12432)