Merge branch 'master' into master

Author: lantiga

.actions/assistant.py

@@ -18,10 +18,11 @@
 import shutil
 import tempfile
 import urllib.request
+from collections.abc import Iterable, Iterator, Sequence
 from itertools import chain
 from os.path import dirname, isfile
 from pathlib import Path
-from typing import Any, Dict, Iterable, Iterator, List, Optional, Sequence, Tuple
+from typing import Any, Optional
 
 from packaging.requirements import Requirement
 from packaging.version import Version
@@ -127,7 +128,7 @@ def _parse_requirements(lines: Iterable[str]) -> Iterator[_RequirementWithCommen
         pip_argument = None
 
 
-def load_requirements(path_dir: str, file_name: str = "base.txt", unfreeze: str = "all") -> List[str]:
+def load_requirements(path_dir: str, file_name: str = "base.txt", unfreeze: str = "all") -> list[str]:
     """Loading requirements from a file.
 
     >>> path_req = os.path.join(_PROJECT_ROOT, "requirements")
@@ -222,7 +223,7 @@ def _load_aggregate_requirements(req_dir: str = "requirements", freeze_requireme
         fp.writelines([ln + os.linesep for ln in requires] + [os.linesep])
 
 
-def _retrieve_files(directory: str, *ext: str) -> List[str]:
+def _retrieve_files(directory: str, *ext: str) -> list[str]:
     all_files = []
     for root, _, files in os.walk(directory):
         for fname in files:
@@ -232,7 +233,7 @@ def _retrieve_files(directory: str, *ext: str) -> List[str]:
     return all_files
 
 
-def _replace_imports(lines: List[str], mapping: List[Tuple[str, str]], lightning_by: str = "") -> List[str]:
+def _replace_imports(lines: list[str], mapping: list[tuple[str, str]], lightning_by: str = "") -> list[str]:
     """Replace imports of standalone package to lightning.
 
     >>> lns = [
@@ -320,7 +321,7 @@ def copy_replace_imports(
             fo.writelines(lines)
 
 
-def create_mirror_package(source_dir: str, package_mapping: Dict[str, str]) -> None:
+def create_mirror_package(source_dir: str, package_mapping: dict[str, str]) -> None:
     """Create a mirror package with adjusted imports."""
     # replace imports and copy the code
     mapping = package_mapping.copy()
@@ -482,6 +483,21 @@ def convert_version2nightly(ver_file: str = "src/version.info") -> None:
 
 
 if __name__ == "__main__":
+    import sys
+
     import jsonargparse
+    from jsonargparse import ArgumentParser
+
+    def patch_jsonargparse_python_3_12_8():
+        if sys.version_info < (3, 12, 8):
+            return
+
+        def _parse_known_args_patch(self: ArgumentParser, args: Any = None, namespace: Any = None) -> tuple[Any, Any]:
+            namespace, args = super(ArgumentParser, self)._parse_known_args(args, namespace, intermixed=False)  # type: ignore
+            return namespace, args
+
+        setattr(ArgumentParser, "_parse_known_args", _parse_known_args_patch)
+
+    patch_jsonargparse_python_3_12_8()  # Required until fix https://github.com/omni-us/jsonargparse/issues/641
 
     jsonargparse.CLI(AssistantCLI, as_positional=False)

.azure/gpu-benchmarks.yml

@@ -75,7 +75,9 @@ jobs:
           pip list
         displayName: "Image info & NVIDIA"
 
-      - bash: pip install -e .[dev] --find-links ${TORCH_URL}
+      - bash: |
+          pip install -e .[dev] --find-links ${TORCH_URL}
+          pip install setuptools==75.6.0
         env:
           FREEZE_REQUIREMENTS: "1"
         displayName: "Install package"

.azure/gpu-tests-fabric.yml

@@ -107,6 +107,7 @@ jobs:
       - bash: |
           extra=$(python -c "print({'lightning': 'fabric-'}.get('$(PACKAGE_NAME)', ''))")
           pip install -e ".[${extra}dev]" pytest-timeout -U --find-links="${TORCH_URL}" --find-links="${TORCHVISION_URL}"
+          pip install setuptools==75.6.0
         displayName: "Install package & dependencies"
 
       - bash: |
@@ -134,13 +135,13 @@ jobs:
         condition: and(succeeded(), eq(variables['PACKAGE_NAME'], 'fabric'))
         displayName: "Adjust tests & examples"
 
-      - bash: python -m coverage run --source ${COVERAGE_SOURCE} -m pytest . -v --durations=50
-        workingDirectory: tests/tests_fabric/
+      - bash: python -m coverage run --source ${COVERAGE_SOURCE} -m pytest tests_fabric/ -v --durations=50
+        workingDirectory: tests/
         displayName: "Testing: fabric standard"
         timeoutInMinutes: "10"
 
-      - bash: bash ../run_standalone_tests.sh "."
-        workingDirectory: tests/tests_fabric/
+      - bash: bash ./run_standalone_tests.sh "tests_fabric"
+        workingDirectory: tests/
         env:
           PL_STANDALONE_TESTS_SOURCE: $(COVERAGE_SOURCE)
         displayName: "Testing: fabric standalone"
@@ -157,7 +158,7 @@ jobs:
           ./codecov --token=$(CODECOV_TOKEN) --commit=$(Build.SourceVersion) \
             --flags=gpu,pytest,${COVERAGE_SOURCE} --name="GPU-coverage" --env=linux,azure
           ls -l
-        workingDirectory: tests/tests_fabric/
+        workingDirectory: tests/
         displayName: "Statistics"
 
       - script: |

.azure/gpu-tests-pytorch.yml

@@ -111,6 +111,7 @@ jobs:
       - bash: |
           extra=$(python -c "print({'lightning': 'pytorch-'}.get('$(PACKAGE_NAME)', ''))")
           pip install -e ".[${extra}dev]" pytest-timeout -U --find-links="${TORCH_URL}" --find-links="${TORCHVISION_URL}"
+          pip install setuptools==75.6.0
         displayName: "Install package & dependencies"
 
       - bash: pip uninstall -y lightning
@@ -155,13 +156,13 @@ jobs:
           ls -l checkpoints/
         displayName: "Get legacy checkpoints"
 
-      - bash: python -m coverage run --source ${COVERAGE_SOURCE} -m pytest -v --durations=50
-        workingDirectory: tests/tests_pytorch
+      - bash: python -m coverage run --source ${COVERAGE_SOURCE} -m pytest tests_pytorch/ -v --durations=50
+        workingDirectory: tests/
         displayName: "Testing: PyTorch standard"
         timeoutInMinutes: "35"
 
-      - bash: bash ../run_standalone_tests.sh "."
-        workingDirectory: tests/tests_pytorch
+      - bash: bash ./run_standalone_tests.sh "tests_pytorch"
+        workingDirectory: tests/
         env:
           PL_USE_MOCKED_MNIST: "1"
           PL_STANDALONE_TESTS_SOURCE: $(COVERAGE_SOURCE)

.github/CODEOWNERS

@@ -5,39 +5,16 @@
 # the repo. Unless a later match takes precedence,
 # @global-owner1 and @global-owner2 will be requested for
 # review when someone opens a pull request.
-* @lantiga @borda @tchaton @awaelchli @justusschock
-
-# CI/CD and configs
-/.actions/                  @borda @ethanwharris @justusschock
-/.github/                   @borda @ethanwharris @justusschock
-/.azure/                    @borda @ethanwharris @justusschock
-/dockers/                   @borda @ethanwharris @justusschock
-*.yml                       @borda @ethanwharris @justusschock
+* @lantiga @borda @tchaton @justusschock @ethanwharris
 
 # Docs
-/docs/                                      @lantiga @borda @awaelchli
-/docs/*/conf.py                             @borda @awaelchli
 /.github/*.md                               @williamfalcon @lantiga @borda
-/.github/ISSUE_TEMPLATE/                    @borda @tchaton @awaelchli
-/docs/source-fabric/conf.py                 @borda @awaelchli
-/docs/source-fabric/index.rst               @awaelchli @lantiga
-/docs/source-pytorch/conf.py                @borda @awaelchli
+/docs/source-fabric/index.rst               @williamfalcon @lantiga
 /docs/source-pytorch/index.rst              @williamfalcon @lantiga
 /docs/source-pytorch/levels                 @williamfalcon @lantiga
 
-# PyTorch Lightning
-/src/lightning/pytorch                      @lantiga @borda @tchaton @awaelchli @justusschock
-
-# Lightning Data
-/src/lightning/data/                        @tchaton @lantiga
-
-# Lightning Fabric
-/src/lightning/fabric                       @lantiga @borda @tchaton @awaelchli @justusschock
-
 /.github/CODEOWNERS                  @williamfalcon
 /SECURITY.md                         @williamfalcon @lantiga
 /README.md                           @williamfalcon @lantiga
-/setup.py                            @williamfalcon @borda
-/src/pytorch_lightning/__about__.py  @williamfalcon @borda
-/src/lightning_fabric/__about__.py   @williamfalcon @borda @awaelchli
-/src/*/__setup__.py                  @borda @justusschock
+/src/pytorch_lightning/__about__.py  @williamfalcon @lantiga @borda
+/src/lightning_fabric/__about__.py   @williamfalcon @lantiga @borda

.github/workflows/_legacy-checkpoints.yml

@@ -60,7 +60,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           # Python version here needs to be supported by all PL versions listed in back-compatible-versions.txt.
-          python-version: 3.8
+          python-version: "3.9"
 
       - name: Install PL from source
         env:

.github/workflows/call-clear-cache.yml

@@ -23,7 +23,7 @@ on:
 jobs:
   cron-clear:
     if: github.event_name == 'schedule' || github.event_name == 'pull_request'
-    uses: Lightning-AI/utilities/.github/workflows/[email protected].8
+    uses: Lightning-AI/utilities/.github/workflows/[email protected].9
     with:
       scripts-ref: v0.11.8
       dry-run: ${{ github.event_name == 'pull_request' }}
@@ -32,7 +32,7 @@ jobs:
 
   direct-clear:
     if: github.event_name == 'workflow_dispatch' || github.event_name == 'pull_request'
-    uses: Lightning-AI/utilities/.github/workflows/[email protected].8
+    uses: Lightning-AI/utilities/.github/workflows/[email protected].9
     with:
       scripts-ref: v0.11.8
       dry-run: ${{ github.event_name == 'pull_request' }}

.github/workflows/ci-check-md-links.yml

@@ -14,7 +14,7 @@ on:
 
 jobs:
   check-md-links:
-    uses: Lightning-AI/utilities/.github/workflows/[email protected].8
+    uses: Lightning-AI/utilities/.github/workflows/[email protected].9
     with:
       config-file: ".github/markdown-links-config.json"
       base-branch: "master"

.github/workflows/ci-schema.yml

@@ -8,7 +8,7 @@ on:
 
 jobs:
   check:
-    uses: Lightning-AI/utilities/.github/workflows/[email protected].8
+    uses: Lightning-AI/utilities/.github/workflows/[email protected].9
     with:
       # skip azure due to the wrong schema file by MSFT
       # https://github.com/Lightning-AI/lightning-flash/pull/1455#issuecomment-1244793607

.github/workflows/ci-tests-fabric.yml

@@ -177,7 +177,7 @@ jobs:
           coverage xml
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         # see: https://github.com/actions/toolkit/issues/399
         continue-on-error: true
         with: