feat: add Python 3.14 and Java 25 runtimes

.github/workflows/build.yml

@@ -63,9 +63,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -87,12 +90,17 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.14"
         npm:
           - 8
           - 9
+          - 10
+          - 11
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -118,15 +126,17 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
         npm:
           - 8
           - 9
+          - 10
+          - 11
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -152,12 +162,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -170,7 +180,7 @@ jobs:
       - run: pytest -vv tests/integration/workflows/go_modules
 
   java-maven-integration:
-    name: ${{ matrix.os }} / ${{ matrix.python }} / java maven
+    name: ${{ matrix.os }} / ${{ matrix.python }} / java maven / java ${{ matrix.java }}
     if: github.repository_owner == 'aws'
     runs-on: ${{ matrix.os }}
     strategy:
@@ -180,12 +190,15 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
+        java:
+          - "21"
+          - "25"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -194,12 +207,12 @@ jobs:
       - uses: actions/setup-java@v5
         with:
           distribution: 'corretto'
-          java-version: '21'
+          java-version: ${{ matrix.java }}
       - run: make init
       - run: pytest -vv tests/integration/workflows/java_maven
 
   java-gradle-integration:
-    name: ${{ matrix.os }} / ${{ matrix.python }} / java gradle
+    name: ${{ matrix.os }} / ${{ matrix.python }} / java gradle / java ${{ matrix.java }}
     if: github.repository_owner == 'aws'
     runs-on: ${{ matrix.os }}
     env:
@@ -211,12 +224,15 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
+        java:
+          - "21"
+          - "25"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -225,7 +241,7 @@ jobs:
       - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
-          java-version: '21'
+          java-version: ${{ matrix.java }}
       - run: make init
       - run: pytest -vv tests/integration/workflows/java_gradle
 
@@ -240,11 +256,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
+          - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -264,12 +281,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -293,12 +310,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -321,12 +338,12 @@ jobs:
           - ubuntu-latest
           - windows-latest
         python:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
@@ -352,7 +369,11 @@ jobs:
           - windows-latest
         python:
           - "3.9"
-          - "3.8"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.14"        
         rust:
           - stable
     steps:

aws_lambda_builders/validator.py

@@ -20,13 +20,15 @@
     "python3.11": [ARM64, X86_64],
     "python3.12": [ARM64, X86_64],
     "python3.13": [ARM64, X86_64],
+    "python3.14": [ARM64, X86_64],
     "ruby3.2": [ARM64, X86_64],
     "ruby3.3": [ARM64, X86_64],
     "ruby3.4": [ARM64, X86_64],
     "java8": [ARM64, X86_64],
     "java11": [ARM64, X86_64],
     "java17": [ARM64, X86_64],
     "java21": [ARM64, X86_64],
+    "java25": [ARM64, X86_64],
     "go1.x": [ARM64, X86_64],
     "dotnet6": [ARM64, X86_64],
     "dotnet8": [ARM64, X86_64],

aws_lambda_builders/workflows/python_pip/DESIGN.md

@@ -49,7 +49,7 @@ def build_dependencies(artifacts_dir_path,
 
     :type runtime: str
     :param runtime: Python version to build dependencies for. This can
-        either be python3.8, python3.9, python3.10, python3.11, python3.12 or python3.13. These are
+        either be python3.8, python3.9, python3.10, python3.11, python3.12, python3.13 or python3.14. These are
         currently the only supported values.
 
     :type ui: :class:`lambda_builders.actions.python_pip.utils.UI`

aws_lambda_builders/workflows/python_pip/packager.py

@@ -88,6 +88,7 @@ def get_lambda_abi(runtime):
         "python3.11": "cp311",
         "python3.12": "cp312",
         "python3.13": "cp313",
+        "python3.14": "cp314",
     }
 
     if runtime not in supported:
@@ -102,8 +103,8 @@ def __init__(self, runtime, python_exe, osutils=None, dependency_builder=None, a
 
         :type runtime: str
         :param runtime: Python version to build dependencies for. This can
-            either be python3.8, python3.9, python3.10, python3.11, python3.12 or python3.13. These are currently the
-            only supported values.
+            either be python3.8, python3.9, python3.10, python3.11, python3.12, python3.13 or python3.14.
+            These are currently the only supported values.
 
         :type osutils: :class:`lambda_builders.utils.OSUtils`
         :param osutils: A class used for all interactions with the
@@ -215,6 +216,7 @@ class DependencyBuilder(object):
         "cp311": (2, 26),
         "cp312": (2, 34),
         "cp313": (2, 34),
+        "cp314": (2, 34),
     }
     # Fallback version if we're on an unknown python version
     # not in _RUNTIME_GLIBC.
@@ -664,8 +666,22 @@ def _parse_pkg_info_file(self, filepath):
 
     def _get_pkg_info_filepath(self, package_dir):
         setup_py = self._osutils.joinpath(package_dir, "setup.py")
-        script = self._SETUPTOOLS_SHIM % setup_py
 
+        # First, try to ensure setuptools is available for the subprocess
+        # In Python 3.12+, setuptools might not be available by default
+        try:
+            # Check if setuptools is available in the current environment
+            check_cmd = [self.python_exe, "-c", "import setuptools"]
+            result = subprocess.run(check_cmd, capture_output=True, timeout=10, check=False)
+            if result.returncode != 0:
+                LOG.debug(
+                    "setuptools not available in Python environment. "
+                    "PKG-INFO fallback will be used if setup.py fails."
+                )
+        except Exception as e:
+            LOG.debug("Could not check setuptools availability: %s", e)
+
+        script = self._SETUPTOOLS_SHIM % setup_py
         cmd = [self.python_exe, "-c", script, "--no-user-cfg", "egg_info", "--egg-base", "egg-info"]
         egg_info_dir = self._osutils.joinpath(package_dir, "egg-info")
         self._osutils.makedirs(egg_info_dir)
@@ -676,15 +692,48 @@ def _get_pkg_info_filepath(self, package_dir):
         info_contents = self._osutils.get_directory_contents(egg_info_dir)
         if p.returncode != 0:
             LOG.debug("Non zero rc (%s) from the setup.py egg_info command: %s", p.returncode, stderr)
+            # Check if the error is due to missing setuptools/distutils in Python 3.12+
+            if b"setuptools" in stderr or b"distutils" in stderr:
+                LOG.debug(
+                    "Setup.py failed likely due to missing setuptools/distutils in Python 3.12+. "
+                    "Trying fallback PKG-INFO."
+                )
+
         if info_contents:
             pkg_info_path = self._osutils.joinpath(egg_info_dir, info_contents[0], "PKG-INFO")
         else:
             # This might be a pep 517 package in which case this PKG-INFO file
             # should be available right in the top level directory of the sdist
             # in the case where the egg_info command fails.
             pkg_info_path = self._get_fallback_pkg_info_filepath(package_dir)
+            LOG.debug("Using fallback PKG-INFO path: %s", pkg_info_path)
+
         if not self._osutils.file_exists(pkg_info_path):
-            raise UnsupportedPackageError(self._osutils.basename(package_dir))
+            LOG.debug("PKG-INFO file not found at: %s", pkg_info_path)
+
+            # Look for any .egg-info directories that might already exist
+            try:
+                package_contents = self._osutils.get_directory_contents(package_dir)
+                for item in package_contents:
+                    if item.endswith(".egg-info") and self._osutils.directory_exists(
+                        self._osutils.joinpath(package_dir, item)
+                    ):
+                        potential_pkg_info = self._osutils.joinpath(package_dir, item, "PKG-INFO")
+                        if self._osutils.file_exists(potential_pkg_info):
+                            LOG.debug("Found PKG-INFO in existing .egg-info directory: %s", potential_pkg_info)
+                            pkg_info_path = potential_pkg_info
+                            break
+            except Exception as e:
+                LOG.debug("Error while searching for existing .egg-info directories: %s", e)
+
+            if not self._osutils.file_exists(pkg_info_path):
+                LOG.warning(
+                    "Unable to find PKG-INFO file for package in %s. "
+                    "This may be due to missing setuptools/distutils in Python 3.12+ "
+                    "or an incomplete sdist package.",
+                    package_dir,
+                )
+                raise UnsupportedPackageError(self._osutils.basename(package_dir))
         return pkg_info_path
 
     def _get_fallback_pkg_info_filepath(self, package_dir: str) -> str:

pyproject.toml

@@ -9,7 +9,7 @@ select = [
   "PL", # pylint
   "I",  # isort
 ]
-ignore = ["PLR0913"]
+ignore = ["PLR0913", "PLC0415"]
 
 [tool.ruff.lint.pylint]
 max-branches = 13

setup.py

@@ -64,6 +64,7 @@ def read_version():
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Topic :: Internet",
         "Topic :: Software Development :: Build Tools",
         "Topic :: Utilities",