feat: Update packages

Update minimal python version to 3.9

Update packages: black, mypyp, pytype, flake8*

Author: boatx

.github/workflows/tests.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
     name: Python ${{ matrix.python-version }}
     steps:
     - uses: actions/checkout@v2
@@ -15,5 +15,6 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: x64
     - run: pip install nox==2023.4.22
-    - run: pip install poetry==1.4.0
+    - run: pip install poetry==2.1.3
+    - run: poetry self add poetry-plugin-export
     - run: nox -p ${{ matrix.python-version }}

README.md

@@ -19,4 +19,4 @@ To test server you can use simple JavaScript client from `client/client.html`.
 
 ## Requirements
 
-* python => 3.7
+* python => 3.9

noxfile.py

@@ -4,7 +4,7 @@
 import nox
 from nox.sessions import Session
 
-PYTHON_VERSIONS = ("3.10", "3.9", "3.8", "3.7")
+PYTHON_VERSIONS = ("3.12", "3.11", "3.10", "3.9")
 LOCATIONS = ("noxfile.py", "tests", "sockit")
 
 nox.options.sessions = ("lint", "mypy", "pytype", "tests")
@@ -57,7 +57,7 @@ def mypy(session: Session) -> None:
     session.run("mypy", *args)
 
 
-@nox.session(python="3.7")
+@nox.session(python=PYTHON_VERSIONS)
 def pytype(session: Session) -> None:
     """Run the static type checker."""
     args = session.posargs or ["--disable=import-error", *LOCATIONS]