PYTHON-5454 Add python 3.14 and drop python 3.9

Author: blink1073

.evergreen/generated_configs/tasks.yml

@@ -1,16 +1,16 @@
 buildvariants:
   # Alternative hosts tests
-  - name: openssl-1.0.2-rhel7-v5.0-python3.9
+  - name: openssl-1.0.2-rhel7-v5.0-python3.10
     tasks:
       - name: .test-no-toolchain
-    display_name: OpenSSL 1.0.2 RHEL7 v5.0 Python3.9
+    display_name: OpenSSL 1.0.2 RHEL7 v5.0 Python3.10
     run_on:
       - rhel79-small
     batchtime: 10080
     expansions:
       VERSION: "5.0"
-      PYTHON_VERSION: "3.9"
-      PYTHON_BINARY: /opt/python/3.9/bin/python3
+      PYTHON_VERSION: "3.10"
+      PYTHON_BINARY: /opt/python/3.10/bin/python3
   - name: other-hosts-rhel9-fips-latest
     tasks:
       - name: .test-no-toolchain
@@ -164,17 +164,17 @@ buildvariants:
       - rhel87-small
 
   # Disable test commands tests
-  - name: disable-test-commands-rhel8-python3.9
+  - name: disable-test-commands-rhel8-python3.10
     tasks:
       - name: .test-standard .server-latest
-    display_name: Disable test commands RHEL8 Python3.9
+    display_name: Disable test commands RHEL8 Python3.10
     run_on:
       - rhel87-small
     expansions:
       AUTH: auth
       SSL: ssl
       DISABLE_TEST_COMMANDS: "1"
-      PYTHON_BINARY: /opt/python/3.9/bin/python3
+      PYTHON_BINARY: /opt/python/3.10/bin/python3
 
   # Doctests tests
   - name: doctests-rhel8
@@ -292,32 +292,32 @@ buildvariants:
       AUTH: auth
 
   # Free threaded tests
-  - name: free-threaded-rhel8-python3.13t
+  - name: free-threaded-rhel8-python3.14t
     tasks:
       - name: .free-threading
-    display_name: Free-threaded RHEL8 Python3.13t
+    display_name: Free-threaded RHEL8 Python3.14t
     run_on:
       - rhel87-small
     expansions:
-      PYTHON_BINARY: /opt/python/3.13t/bin/python3
+      PYTHON_BINARY: /opt/python/3.14t/bin/python3
     tags: [pr]
-  - name: free-threaded-macos-python3.13t
+  - name: free-threaded-macos-python3.14t
     tasks:
       - name: .free-threading
-    display_name: Free-threaded macOS Python3.13t
+    display_name: Free-threaded macOS Python3.14t
     run_on:
       - macos-14
     expansions:
-      PYTHON_BINARY: /Library/Frameworks/PythonT.Framework/Versions/3.13/bin/python3t
+      PYTHON_BINARY: /Library/Frameworks/PythonT.Framework/Versions/3.14/bin/python3t
     tags: []
-  - name: free-threaded-macos-arm64-python3.13t
+  - name: free-threaded-macos-arm64-python3.14t
     tasks:
       - name: .free-threading
-    display_name: Free-threaded macOS Arm64 Python3.13t
+    display_name: Free-threaded macOS Arm64 Python3.14t
     run_on:
       - macos-14-arm64
     expansions:
-      PYTHON_BINARY: /Library/Frameworks/PythonT.Framework/Versions/3.13/bin/python3t
+      PYTHON_BINARY: /Library/Frameworks/PythonT.Framework/Versions/3.14/bin/python3t
     tags: []
   - name: free-threaded-win64-python3.14t
     tasks:
@@ -332,7 +332,7 @@ buildvariants:
   # Green framework tests
   - name: green-eventlet-rhel8
     tasks:
-      - name: .test-standard .standalone-noauth-nossl .python-3.9
+      - name: .test-standard .standalone-noauth-nossl
     display_name: Green Eventlet RHEL8
     run_on:
       - rhel87-small
@@ -523,14 +523,14 @@ buildvariants:
       SUB_TEST_NAME: pyopenssl
 
   # Search index tests
-  - name: search-index-helpers-rhel8-python3.9
+  - name: search-index-helpers-rhel8-python3.10
     tasks:
       - name: .search_index
-    display_name: Search Index Helpers RHEL8 Python3.9
+    display_name: Search Index Helpers RHEL8 Python3.10
     run_on:
       - rhel87-small
     expansions:
-      PYTHON_BINARY: /opt/python/3.9/bin/python3
+      PYTHON_BINARY: /opt/python/3.10/bin/python3
 
   # Server version tests
   - name: mongodb-v4.2

.evergreen/generated_configs/variants.yml

@@ -20,8 +20,9 @@ fi
 set -o xtrace
 
 # Install python with pip.
-PYTHON_VER="python3.9"
+PYTHON_VER="python3.10"
 apt-get -qq update  < /dev/null > /dev/null
+add-apt-repository -y 'ppa:deadsnakes/ppa'
 apt-get -qq install $PYTHON_VER $PYTHON_VER-venv build-essential $PYTHON_VER-dev -y  < /dev/null > /dev/null
 
 export PYTHON_BINARY=$PYTHON_VER

.evergreen/run-mongodb-aws-ecs-test.sh

@@ -107,10 +107,7 @@ def create_standard_nonlinux_variants() -> list[BuildVariant]:
 def create_free_threaded_variants() -> list[BuildVariant]:
     variants = []
     for host_name in ("rhel8", "macos", "macos-arm64", "win64"):
-        if host_name == "win64":
-            python = "3.14t"
-        else:
-            python = "3.13t"
+        python = "3.14t"
         tasks = [".free-threading"]
         tags = []
         if host_name == "rhel8":
@@ -301,10 +298,6 @@ def create_green_framework_variants():
     host = DEFAULT_HOST
     for framework in ["eventlet", "gevent"]:
         tasks = [".test-standard .standalone-noauth-nossl"]
-        if framework == "eventlet":
-            # Eventlet has issues with dnspython > 2.0 and newer versions of CPython
-            # https://jira.mongodb.org/browse/PYTHON-5284
-            tasks = [".test-standard .standalone-noauth-nossl .python-3.9"]
         expansions = dict(GREEN_FRAMEWORK=framework, AUTH="auth", SSL="ssl")
         display_name = get_variant_name(f"Green {framework.capitalize()}", host)
         variant = create_variant(tasks, display_name, host=host, expansions=expansions)

.evergreen/scripts/generate_config.py

@@ -22,7 +22,7 @@
 ##############
 
 ALL_VERSIONS = ["4.2", "4.4", "5.0", "6.0", "7.0", "8.0", "rapid", "latest"]
-CPYTHONS = ["3.9", "3.10", "3.11", "3.12", "3.13"]
+CPYTHONS = ["3.10", "3.11", "3.12", "3.13", "3.14"]
 PYPYS = ["pypy3.10"]
 ALL_PYTHONS = CPYTHONS + PYPYS
 MIN_MAX_PYTHON = [CPYTHONS[0], CPYTHONS[-1]]

.evergreen/scripts/generate_config_utils.py

@@ -53,7 +53,7 @@
 GROUP_MAP = dict(mockupdb="mockupdb", perf="perf")
 
 # The python version used for perf tests.
-PERF_PYTHON_VERSION = "3.9.13"
+PERF_PYTHON_VERSION = "3.10.14"
 
 
 def is_set(var: str) -> bool:

.evergreen/scripts/setup_tests.py

@@ -6,29 +6,29 @@ find_python3() {
     PYTHON=""
     # Find a suitable toolchain version, if available.
     if [ "$(uname -s)" = "Darwin" ]; then
-        PYTHON="/Library/Frameworks/Python.Framework/Versions/3.9/bin/python3"
+        PYTHON="/Library/Frameworks/Python.Framework/Versions/3.10/bin/python3"
     elif [ "Windows_NT" = "${OS:-}" ]; then # Magic variable in cygwin
-        PYTHON="C:/python/Python39/python.exe"
+        PYTHON="C:/python/Python310/python.exe"
     else
-        # Prefer our own toolchain, fall back to mongodb toolchain if it has Python 3.9+.
-        if [ -f "/opt/python/3.9/bin/python3" ]; then
+        # Prefer our own toolchain, fall back to mongodb toolchain if it has Python 3.10+.
+        if [ -f "/opt/python/3.10/bin/python3" ]; then
             PYTHON="/opt/python/Current/bin/python3"
-        elif is_python_39 "$(command -v /opt/mongodbtoolchain/v5/bin/python3)"; then
+        elif is_python_310 "$(command -v /opt/mongodbtoolchain/v5/bin/python3)"; then
             PYTHON="/opt/mongodbtoolchain/v5/bin/python3"
-        elif is_python_39 "$(command -v /opt/mongodbtoolchain/v4/bin/python3)"; then
+        elif is_python_310 "$(command -v /opt/mongodbtoolchain/v4/bin/python3)"; then
             PYTHON="/opt/mongodbtoolchain/v4/bin/python3"
-        elif is_python_39 "$(command -v /opt/mongodbtoolchain/v3/bin/python3)"; then
+        elif is_python_310 "$(command -v /opt/mongodbtoolchain/v3/bin/python3)"; then
             PYTHON="/opt/mongodbtoolchain/v3/bin/python3"
         fi
     fi
-    # Add a fallback system python3 if it is available and Python 3.9+.
+    # Add a fallback system python3 if it is available and Python 3.10+.
     if [ -z "$PYTHON" ]; then
-        if is_python_39 "$(command -v python3)"; then
+        if is_python_310 "$(command -v python3)"; then
             PYTHON="$(command -v python3)"
         fi
     fi
     if [ -z "$PYTHON" ]; then
-        echo "Cannot test without python3.9+ installed!"
+        echo "Cannot test without python3.10+ installed!"
         exit 1
     fi
     echo "$PYTHON"
@@ -99,11 +99,11 @@ testinstall () {
     fi
 }
 
-# Function that returns success if the provided Python binary is version 3.9 or later
+# Function that returns success if the provided Python binary is version 3.10 or later
 # Usage:
-# is_python_39 /path/to/python
+# is_python_310 /path/to/python
 # * param1: Python binary
-is_python_39() {
+is_python_310() {
     if [ -z "$1" ]; then
         return 1
     elif $1 -c "import sys; exit(sys.version_info[:2] < (3, 9))"; then
@@ -131,7 +131,7 @@ get_python_binary() {
     else
         PYTHON="/opt/python/$version/bin/python3"
     fi
-    if is_python_39 "$(command -v $PYTHON)"; then
+    if is_python_310 "$(command -v $PYTHON)"; then
         echo "$PYTHON"
     else
         echo "Could not find suitable python binary for '$version'"  >&2

.evergreen/utils.sh

@@ -54,7 +54,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           cache: 'pip'
-          python-version: 3.9
+          python-version: "3.10"
           cache-dependency-path: 'pyproject.toml'
           allow-prereleases: true
 
@@ -84,19 +84,19 @@ jobs:
         env:
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux1
           CIBW_MANYLINUX_I686_IMAGE: manylinux1
-          CIBW_BUILD: "cp39-${{ matrix.buildplat[1] }} cp39-${{ matrix.buildplat[1] }}"
+          CIBW_BUILD: "cp310-${{ matrix.buildplat[1] }} cp310-${{ matrix.buildplat[1] }}"
         run: python -m cibuildwheel --output-dir wheelhouse
 
       - name: Assert all versions in wheelhouse
         if: ${{ ! startsWith(matrix.buildplat[1], 'macos') }}
         run: |
-          ls wheelhouse/*cp39*.whl
           ls wheelhouse/*cp310*.whl
           ls wheelhouse/*cp311*.whl
           ls wheelhouse/*cp312*.whl
           ls wheelhouse/*cp313*.whl
+          ls wheelhouse/*cp314*.whl
           # Free-threading builds:
-          ls wheelhouse/*cp313t*.whl
+          ls wheelhouse/*cp3134*.whl
 
       - uses: actions/upload-artifact@v4
         with:
@@ -117,7 +117,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           # Build sdist on lowest supported Python
-          python-version: '3.9'
+          python-version: "3.10"
 
       - name: Build SDist
         run: |

.github/workflows/dist.yml

@@ -28,7 +28,7 @@ jobs:
         uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
         with:
           enable-cache: true
-          python-version: "3.9"
+          python-version: "3.10"
       - name: Install Python dependencies
         run: |
           just install
@@ -56,7 +56,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.9", "pypy-3.10", "3.13", "3.13t"]
+        python-version: ["3.10", "pypy-3.10", "3.13", "3.14t"]
     name: CPython ${{ matrix.python-version }}-${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
@@ -91,7 +91,7 @@ jobs:
         uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
         with:
           enable-cache: true
-          python-version: "3.9"
+          python-version: "3.10"
       - name: Start MongoDB
         uses: supercharge/mongodb-github-action@90004df786821b6308fb02299e5835d0dae05d0d # 1.12.0
         with:
@@ -114,7 +114,7 @@ jobs:
         uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
         with:
           enable-cache: true
-          python-version: "3.9"
+          python-version: "3.10"
       - name: Install just
         uses: extractions/setup-just@e33e0265a09d6d736e2ee1e0eb685ef1de4669ff # v3
       - name: Install dependencies
@@ -133,7 +133,7 @@ jobs:
         uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
         with:
           enable-cache: true
-          python-version: "3.9"
+          python-version: "3.10"
       - name: Install just
         uses: extractions/setup-just@e33e0265a09d6d736e2ee1e0eb685ef1de4669ff # v3
       - name: Install dependencies
@@ -146,7 +146,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: ["3.9", "3.11"]
+        python: ["3.10", "3.14"]
     steps:
       - uses: actions/checkout@v4
         with:
@@ -177,7 +177,7 @@ jobs:
           cache: 'pip'
           cache-dependency-path: 'pyproject.toml'
           # Build sdist on lowest supported Python
-          python-version: '3.9'
+          python-version: '3.10'
       - name: Build SDist
         shell: bash
         run: |
@@ -209,7 +209,7 @@ jobs:
             cache: 'pip'
             cache-dependency-path: 'sdist/test/pyproject.toml'
             # Test sdist on lowest supported Python
-            python-version: '3.9'
+            python-version: '3.10'
         - name: Start MongoDB
           uses: supercharge/mongodb-github-action@90004df786821b6308fb02299e5835d0dae05d0d # 1.12.0
         - name: Run connect test from sdist
@@ -233,7 +233,7 @@ jobs:
         - name: Install uv
           uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
           with:
-            python-version: '3.9'
+            python-version: '3.10'
         - name: Start MongoDB
           uses: supercharge/mongodb-github-action@90004df786821b6308fb02299e5835d0dae05d0d # 1.12.0
           with:
@@ -259,7 +259,7 @@ jobs:
         - name: Install uv
           uses: astral-sh/setup-uv@7edac99f961f18b581bbd960d59d049f04c0002f # v5
           with:
-            python-version: '3.9'
+            python-version: '3.10'
         - name: Start MongoDB
           uses: supercharge/mongodb-github-action@90004df786821b6308fb02299e5835d0dae05d0d # 1.12.0
           with:

.github/workflows/test-python.yml

@@ -8,7 +8,7 @@ dynamic = ["version", "dependencies", "optional-dependencies"]
 description = "PyMongo - the Official MongoDB Python driver"
 readme = "README.md"
 license = {file="LICENSE"}
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 authors = [
     { name = "The MongoDB Python Team" },
 ]
@@ -30,11 +30,11 @@ classifiers = [
     "Programming Language :: Python :: Implementation :: PyPy",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Database",
     "Typing :: Typed",
 ]
@@ -268,8 +268,6 @@ partial_branches = ["if (.*and +)*not _use_c( and.*)*:"]
 directory = "htmlcov"
 
 [tool.cibuildwheel]
-# Enable free-threaded support
-free-threaded-support = true
 skip = "pp* *-musllinux*"
 build-frontend = "build"
 test-command = "python {project}/tools/fail_if_no_c.py"