maint: remove caps & bump Python for SPEC 0 (#111)

* chore: remove caps, bump Python minimum version

* ci: update test matrix

Author: agoose77

.github/workflows/tests.yml

@@ -27,7 +27,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         include:
           - os: windows-latest
             python-version: "3.9"
@@ -51,10 +51,10 @@ jobs:
       # for some reason the tests/conftest.py::check_nbs fixture breaks pytest-cov's cov-report outputting
       # this is why we run `coverage xml` afterwards (required by codecov)
     - name: Upload to Codecov
-      if: github.repository == 'executablebooks/jupyter-cache' && matrix.python-version == '3.9' && matrix.os == 'ubuntu-latest'
+      if: github.repository == 'executablebooks/jupyter-cache' && matrix.python-version == '3.10' && matrix.os == 'ubuntu-latest'
       uses: codecov/codecov-action@v3
       with:
-        name: jupyter-cache-pytests-py3.7
+        name: jupyter-cache-pytests-py3.10
         flags: pytests
         file: ./coverage.xml
         fail_ci_if_error: true
@@ -68,10 +68,10 @@ jobs:
     steps:
     - name: Checkout source
       uses: actions/checkout@v3
-    - name: Set up Python 3.9
+    - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: install flit
       run: |
         pip install flit~=3.4

pyproject.toml

@@ -15,20 +15,20 @@ classifiers = [
     "Intended Audience :: Developers",
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: Implementation :: CPython",
     "Topic :: Software Development :: Libraries :: Python Modules",
 ]
 keywords = ["sphinx extension material design web components"]
-requires-python = "~=3.8"
+requires-python = ">=3.9"
 dependencies = [
     "attrs",
     "click",
     "importlib-metadata",
-    "nbclient>=0.2,<0.8",
+    "nbclient>=0.2",
     "nbformat",
     "pyyaml",
     "sqlalchemy>=1.3.12,<3",
@@ -51,7 +51,7 @@ jupytext = "jupyter_cache.readers:jupytext_reader"
 
 [project.optional-dependencies]
 cli = ["click-log"]
-code_style = ["pre-commit>=2.12,<4.0"]
+code_style = ["pre-commit>=2.12"]
 rtd = [
     "nbdime",
     "ipykernel",