Remove the deprecated code in pl.utilities.apply_func (#16413)

docs/source-pytorch/api_references.rst

@@ -314,7 +314,6 @@ utilities
     :toctree: api
     :nosignatures:
 
-    apply_func
     argparse
     cloud_io
     deepspeed

src/pytorch_lightning/CHANGELOG.md

@@ -69,6 +69,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 - Removed the deprecated code in `pl.utilities.distributed` ([#16390](https://github.com/Lightning-AI/lightning/pull/16390))
 
+- Removed the deprecated code in `pl.utilities.apply_func` ([#16413](https://github.com/Lightning-AI/lightning/pull/16413))
+
 - Removed the deprecated code in `pl.utilities.xla_device` ([#16404](https://github.com/Lightning-AI/lightning/pull/16404))
 
 - Removed the deprecated code in `pl.utilities.device_parser` ([#16412](https://github.com/Lightning-AI/lightning/pull/16412))

tests/tests_pytorch/deprecated_api/test_remove_2-0.py

@@ -12,8 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 """Test deprecated functionality which will be removed in v2.0.0."""
-
-import numpy
 import pytest
 import torch
 from torch.utils.data import DataLoader
@@ -22,15 +20,6 @@
 from pytorch_lightning.core.mixins.device_dtype_mixin import DeviceDtypeModuleMixin
 from pytorch_lightning.demos.boring_classes import RandomDataset
 from pytorch_lightning.strategies.utils import on_colab_kaggle
-from pytorch_lightning.utilities.apply_func import (
-    apply_to_collection,
-    apply_to_collections,
-    convert_to_tensors,
-    from_numpy,
-    move_data_to_device,
-    to_dtype_tensor,
-    TransferableDataType,
-)
 from pytorch_lightning.utilities.cloud_io import atomic_save, get_filesystem, load
 from pytorch_lightning.utilities.data import has_iterable_dataset, has_len
 from pytorch_lightning.utilities.optimizer import optimizer_to_device, optimizers_to_device
@@ -50,32 +39,6 @@ class MyModule(DeviceDtypeModuleMixin):
         MyModule()
 
 
-def test_v1_10_deprecated_apply_func_utilities():
-    with pytest.deprecated_call(match="apply_func.apply_to_collection` has been deprecated in v1.8.0"):
-        apply_to_collection([], dtype=object, function=(lambda x: x))
-
-    with pytest.deprecated_call(match="apply_func.apply_to_collections` has been deprecated in v1.8.0"):
-        apply_to_collections([], [], dtype=object, function=(lambda x, y: x))
-
-    with pytest.deprecated_call(match="apply_func.convert_to_tensors` has been deprecated in v1.8.0"):
-        convert_to_tensors([], torch.device("cpu"))
-
-    with pytest.deprecated_call(match="apply_func.from_numpy` has been deprecated in v1.8.0"):
-        from_numpy(numpy.zeros(2), torch.device("cpu"))
-
-    with pytest.deprecated_call(match="apply_func.move_data_to_device` has been deprecated in v1.8.0"):
-        move_data_to_device(torch.tensor(2), torch.device("cpu"))
-
-    with pytest.deprecated_call(match="apply_func.to_dtype_tensor` has been deprecated in v1.8.0"):
-        to_dtype_tensor(torch.tensor(2), dtype=torch.float32, device=torch.device("cpu"))
-
-    class MyModule(TransferableDataType):
-        pass
-
-    with pytest.deprecated_call(match="apply_func.TransferableDataType` has been deprecated in v1.8.0"):
-        MyModule()
-
-
 def test_v1_10_deprecated_cloud_io_utilities(tmpdir):
     with pytest.deprecated_call(match="cloud_io.atomic_save` has been deprecated in v1.8.0"):
         atomic_save({}, tmpdir / "atomic_save.ckpt")