build(mise): set up optional mise dev environment

.gitignore

@@ -132,3 +132,4 @@ dmypy.json
 .vim/
 test.nc
 test2.nc
+.mise.local.toml

.mise.development.toml

@@ -0,0 +1,2 @@
+[tools]
+python = { version = "3.9", virtualenv = ".venv" }

CONTRIBUTING.rst

@@ -43,29 +43,35 @@ Request features on the `Issue Tracker`_.
 How to set up your development environment
 ------------------------------------------
 
-You need Python 3.6+ and the following tools:
+You need Python 3.9+ and the following tools:
 
-- Poetry_
+- Rye_
 - Nox_
-- nox-poetry_
 
 Install the package with development requirements:
 
 .. code:: console
 
-   $ poetry install
+   $ rye sync
 
 You can now run an interactive Python session,
 or the command-line interface:
 
 .. code:: console
 
-   $ poetry run python
-   $ poetry run ncdump-rich
+   $ rye run python
+   $ rye run ncdump-rich
 
-.. _Poetry: https://python-poetry.org/
+Additionally, you can use Mise_ to manage and automatically activate your virtual
+environment by running:
+
+.. code:: console
+
+   $ mise set MISE_ENV=development
+
+.. _Rye: https://rye-up.com/
 .. _Nox: https://nox.thea.codes/
-.. _nox-poetry: https://nox-poetry.readthedocs.io/
+.. _Mise: https://mise.jdx.dev/
 
 
 How to test the project

pyproject.toml

@@ -53,7 +53,7 @@ rye = { dev-dependencies = [
   "sphinx-rtd-theme>=2.0.0",
   "typeguard>=4.1.5",
   "xdoctest>=1.1.3",
-] }
+], managed = true }
 
 [tool.coverage.paths]
 source = ["src", "*/site-packages"]