Added support for python 3.14 and done some pending 3.9 removals (#916)

Signed-off-by: Albert Callarisa <albert@diagrid.io>
Co-authored-by: Sam <sam@diagrid.io>

Author: acroca

.github/workflows/build-push-to-main.yaml

@@ -37,7 +37,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_ver: ["3.10", "3.11", "3.12", "3.13"]
+        python_ver: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
     - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python_ver }}

.github/workflows/build-tag.yaml

@@ -43,7 +43,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_ver: ["3.10", "3.11", "3.12", "3.13"]
+        python_ver: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
     - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python_ver }}

.github/workflows/build.yaml

@@ -43,7 +43,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_ver: ["3.10", "3.11", "3.12", "3.13"]
+        python_ver: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
     - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python_ver }}

.github/workflows/validate_examples.yaml

@@ -48,7 +48,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_ver: ["3.10", "3.11", "3.12", "3.13"]
+        python_ver: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
       - name: Parse repository_dispatch payload
         if: github.event_name == 'repository_dispatch'

README.md

@@ -32,7 +32,7 @@ This includes the following packages:
 ### Prerequisites
 
 * [Install Dapr standalone mode](https://github.com/dapr/cli#install-dapr-on-your-local-machine-self-hosted)
-* [Install Python 3.9+](https://www.python.org/downloads/)
+* [Install Python 3.10+](https://www.python.org/downloads/)
 
 ### Install Dapr python sdk
 
@@ -152,12 +152,10 @@ The generated files will be found in `docs/_build`.
 
 ```sh
 pip3 install -r tools/requirements.txt
-export DAPR_BRANCH=release-1.16 # Optional, defaults to master
+export DAPR_BRANCH=release-1.17 # Optional, defaults to master
 ./tools/regen_grpcclient.sh
 ```
 
-> Note: The `grpcio-tools` version we're using doesn't support Python 3.13.
-
 ## Help & Feedback
 
 Need help or have feedback on the SDK? Please open a GitHub issue or come chat with us in the `#python-sdk` channel of our Discord server ([click here to join](https://discord.gg/MySdVxrH)).

dapr/clients/grpc/_conversation_helpers.py

@@ -16,9 +16,9 @@
 import inspect
 import random
 import string
-import types
 from dataclasses import fields, is_dataclass
 from enum import Enum
+from types import UnionType
 from typing import (
     Any,
     Callable,
@@ -37,10 +37,6 @@
 
 from dapr.conf import settings
 
-# Make mypy happy. Runtime handle: real class on 3.10+, else None.
-# TODO: Python 3.9 is about to be end-of-life, so we can drop this at some point next year (2026)
-UnionType: Any = getattr(types, 'UnionType', None)
-
 # duplicated from conversation to avoid circular import
 Params = Union[Mapping[str, Any], Sequence[Any], None]
 
@@ -857,9 +853,7 @@ def _coerce_literal(value: Any, lit_args: List[Any]) -> Any:
 
 def _is_union(t) -> bool:
     origin = get_origin(t)
-    if origin is Union:
-        return True
-    return UnionType is not None and origin is UnionType
+    return origin is Union or origin is UnionType
 
 
 def _coerce_and_validate(value: Any, expected_type: Any) -> Any:

examples/configuration/README.md

@@ -9,7 +9,7 @@ It demonstrates the following APIs:
 ## Pre-requisites
 
 - [Dapr CLI and initialized environment](https://docs.dapr.io/getting-started)
-- [Install Python 3.9+](https://www.python.org/downloads/)
+- [Install Python 3.10+](https://www.python.org/downloads/)
 
 ## Install Dapr python-SDK
 
@@ -18,7 +18,7 @@ It demonstrates the following APIs:
 pip3 install dapr dapr-ext-grpc
 ```
 
-## Store the configuration in configurationstore 
+## Store the configuration in configurationstore
 <!-- STEP
 name: Set configuration value
 expected_stdout_lines:
@@ -38,7 +38,7 @@ docker exec dapr_redis redis-cli SET orderId2 "200||1"
 
 Change directory to this folder:
 ```bash
-cd examples/configuration 
+cd examples/configuration
 ```
 
 To run this example, use the following command:

examples/crypto/README.md

@@ -11,7 +11,7 @@ It creates a client using `DaprClient`, uses a local store defined in
 ## Pre-requisites
 
 - [Dapr CLI and initialized environment](https://docs.dapr.io/getting-started)
-- [Install Python 3.9+](https://www.python.org/downloads/)
+- [Install Python 3.10+](https://www.python.org/downloads/)
 
 > In order to run this sample, make sure that OpenSSL is available on your system.
 

examples/demo_actor/README.md

@@ -11,7 +11,7 @@ This document describes how to create an Actor(DemoActor) and invoke its methods
 ## Pre-requisites
 
 - [Dapr CLI and initialized environment](https://docs.dapr.io/getting-started)
-- [Install Python 3.9+](https://www.python.org/downloads/)
+- [Install Python 3.10+](https://www.python.org/downloads/)
 
 ### Install requirements
 
@@ -138,7 +138,7 @@ expected_stdout_lines:
 
 2. Follow [these steps](https://docs.dapr.io/getting-started/tutorials/configure-state-pubsub/#step-1-create-a-redis-store) to create a Redis store.
 
-3. Once your store is created,  confirm validate `redis.yml` file in the `deploy` directory. 
+3. Once your store is created,  confirm validate `redis.yml` file in the `deploy` directory.
     > **Note:** the `redis.yml` uses the secret created by `bitmany/redis` Helm chat to securely inject the password.
 
 4. Apply the `redis.yml` file: `kubectl apply -f ./deploy/redis.yml` and observe that your state store was successfully configured!
@@ -162,17 +162,17 @@ expected_stdout_lines:
    ```
    dapr  logs -a demoactor -k
    ```
-   
+
    Logs for actor service app:
    ```
    kubectl logs -l app="demoactor" -c demoactor
    ```
-   
+
    Logs for actor client sidecar:
    ```
    dapr  logs -a demoactor-client -k
    ```
-   
+
    Logs for actor service app:
    ```
    kubectl logs -l app="demoactor-client" -c demoactor-client
@@ -209,9 +209,9 @@ timeout_seconds: 60
     cd demo_actor
     python -m unittest test_demo_actor.py
     ```
-   
+
    Expected output (note that the unit test print outputs might not necessarily be in this order - what really matters is that all tests pass anyway):
-   
+
    ```
    set_my_data: {'state': 5}
    has_value: True
@@ -226,7 +226,7 @@ timeout_seconds: 60
    has_value: True
    ----------------------------------------------------------------------
    Ran 5 tests in 0.052s
-    
+
    OK
    ```
 

examples/demo_actor/demo_actor/Dockerfile

@@ -9,10 +9,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.9-slim-buster
+FROM python:3.10-slim-buster
 
 WORKDIR /app
-COPY . . 
+COPY . .
 
 RUN pip install -r requirements.txt