Upgrade To 3.10

All dependencies and code are already ready for 3.10, all that's
necessary is to update the number.

Signed-off-by: Hassan Abouelela <[email protected]>

Author: HassanAbouelela

.github/workflows/lint-test.yaml

@@ -19,7 +19,7 @@ jobs:
         uses: HassanAbouelela/actions/setup-python@setup-python_v1.3.1
         with:
           dev: true
-          python_version: '3.9'
+          python_version: '3.10'
 
       # Start the database early to give it a chance to get ready before
       # we start running tests.

Dockerfile

@@ -1,4 +1,4 @@
-FROM ghcr.io/chrislovering/python-poetry-base:3.9-slim
+FROM ghcr.io/chrislovering/python-poetry-base:3.10-slim
 
 # Allow service to handle stops gracefully
 STOPSIGNAL SIGQUIT

pydis_site/apps/content/resources/guides/pydis-guides/contributing/bot.md

@@ -507,7 +507,7 @@ You can start several services together: `docker-compose up web snekbox redis`.
 ##### Setting Up a Development Environment
 The bot's code is Python code like any other. To run it locally, you will need the right version of Python with the necessary packages installed:
 
-1. Make sure you have [Python 3.9](https://www.python.org/downloads/) installed. It helps if it is your system's default Python version.
+1. Make sure you have [Python 3.10](https://www.python.org/downloads/) installed. It helps if it is your system's default Python version.
 2. [Install Poetry](https://github.com/python-poetry/poetry#installation).
 3. [Install the dependencies](../installing-project-dependencies).
 

pydis_site/apps/content/resources/guides/pydis-guides/contributing/site.md

@@ -9,7 +9,7 @@ You should have already forked the [`site`](https://github.com/python-discord/si
 
 ### Requirements
 
-- [Python 3.9](https://www.python.org/downloads/)
+- [Python 3.10](https://www.python.org/downloads/)
 - [Poetry](https://python-poetry.org/docs/#installation)
     - `pip install poetry`
 - [Git](https://git-scm.com/downloads)

pydis_site/apps/content/resources/guides/pydis-guides/contributing/style-guide.md

@@ -202,6 +202,3 @@ def foo(input_1: int, input_2: dict[str, int]) -> bool:
 This tells us that `foo` accepts an `int` and a `dict`, with `str` keys and `int` values, and returns a `bool`.
 
 In previous examples, we have purposely omitted annotations to keep focus on the specific points they represent.
-
-> **Note:** if the project is running Python 3.8 or below you have to use `typing.Dict` instead of `dict`, but our three main projects are all >=3.9.
-> See [PEP 585](https://www.python.org/dev/peps/pep-0585/) for more information.

pyproject.toml

@@ -6,7 +6,7 @@ authors = ["Python Discord <[email protected]>"]
 license = "MIT"
 
 [tool.poetry.dependencies]
-python = "3.9.*"
+python = "3.10.*"
 django = "4.0"  # 4.1 blocked by upstream bug, wait for 4.1.1: https://code.djangoproject.com/ticket/33919
 django-environ = "0.9.0"
 django-filter = "22.1"