Use poetry for packaging

.github/workflows/ci.yaml

@@ -1,10 +1,6 @@
 name: CI
 
-on:
-  push:
-    branches:
-      - master
-  pull_request: ~
+on: [push, pull_request]
 
 env:
   CACHE_VERSION: 3
@@ -49,9 +45,8 @@ jobs:
         run: |
           python -m venv venv
           . venv/bin/activate
-          python -m pip install -U pip setuptools wheel
-          pip3 install coveralls coverage pre-commit pytest-cov pytest-benchmark
-          pip3 install -e ".["with_everything"]"
+          python -m pip install --disable-pip-version-check -U pip poetry
+          poetry install -E with_everything
       - name: Generate pre-commit restore key
         id: generate-pre-commit-key
         run: >-
@@ -111,15 +106,16 @@ jobs:
       - name: Run formatting check
         run: |
           . venv/bin/activate
-          pip install -e .
+          python -m pip install --disable-pip-version-check -U pip poetry
+          poetry install -E with_everything
           pre-commit run --all-files
 
   prepare-tests-linux:
     name: Prepare tests for Python ${{ matrix.python-version }} (Linux)
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9, 3.10-dev]
+        python-version: [3.6, 3.7, 3.8, 3.9]
     outputs:
       python-key: ${{ steps.generate-python-key.outputs.key }}
     steps:
@@ -153,8 +149,8 @@ jobs:
         run: |
           python -m venv venv
           . venv/bin/activate
-          python -m pip install -U pip setuptools wheel coveralls coverage pre-commit pytest-cov pytest-benchmark
-          pip3 install -e ".["with_everything"]"
+          python -m pip install --disable-pip-version-check -U pip poetry
+          poetry install -E with_everything
 
   pytest-linux:
     name: Run tests Python ${{ matrix.python-version }} (Linux)
@@ -163,7 +159,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9, 3.10-dev]
+        python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
       - name: Check out code from GitHub
         uses: actions/[email protected]
@@ -188,7 +184,8 @@ jobs:
       - name: Run pytest
         run: |
           . venv/bin/activate
-          python -m pip install -U pip setuptools wheel coveralls coverage pre-commit pytest-cov pytest-benchmark
+          python -m pip install --disable-pip-version-check -U pip poetry
+          poetry install
           pytest --benchmark-disable --cov --cov-report= tests/
 
 
@@ -224,8 +221,8 @@ jobs:
       - name: Run nosetests
         run: |
           . venv/bin/activate
-          pip install safety pipenv numpy tzlocal nose coverage coveralls -U
-          pip freeze | safety check --stdin
+          python -m pip install --disable-pip-version-check -U pip poetry
+          poetry install
           nosetests -s --with-coverage --cover-inclusive --cover-package=prospector tests/
           mv .coverage .coverage.x
           coverage run --parallel-mode prospector/run.py || true

.github/workflows/release.yml

@@ -22,11 +22,11 @@ jobs:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Install requirements
         run: |
-          python -m pip install -U pip twine wheel
-          python -m pip install -U "setuptools>=56.0.0"
+          python -m pip install --disable-pip-version-check -U pip twine poetry
       - name: Build distributions
         run: |
-          python setup.py sdist bdist_wheel
+          poetry build -f wheel
+          poetry build -f sdist
       - name: Upload to PyPI
         if: github.event_name == 'release' && startsWith(github.ref, 'refs/tags')
         env:

.pre-commit-config.yaml

@@ -20,6 +20,7 @@ repos:
       - id: codespell
         args:
             - --ignore-words-list=nin
+            - --skip=poetry.lock
 -   repo: https://gitlab.com/pycqa/flake8
     rev: 3.9.2
     hooks:

CONTRIBUTING.rst

@@ -37,7 +37,7 @@ handling the output of other tools. However, please do run them before submittin
 
     nosetests tests/
 
-Prospector targets Python 2.7, 3.4, 3.5, 3.6, 3.7 and 3.8. You can use `tox`_ to test this locally,
+Prospector targets Python 3.6, 3.7, 3.8 and 3.9. You can use `tox`_ to test this locally,
 and all tests are run on `travis-ci.org`_.
 
 .. _tox: https://tox.readthedocs.io/en/latest/

README.rst

@@ -40,11 +40,10 @@ the output depending on the libraries your project uses.
 Installation
 ------------
 
-Prospector can be installed using ``pip`` by running the following command::
+Prospector can be installed from PyPI using ``pip`` by running the following command::
 
     pip install prospector
 
-
 Optional dependencies for Prospector, such as ``pyroma`` can also be installed by running::
 
     pip install prospector[with_pyroma]
@@ -56,6 +55,14 @@ Some shells (such as ``Zsh``, the default shell of macOS Catalina) require brack
 For a list of all of the optional dependencies, see the optional extras section on the ReadTheDocs
 page on `Supported Tools Extras <https://prospector.readthedocs.io/en/latest/supported_tools.html#optional-extras>`_.
 
+For local development, [poetry](https://python-poetry.org/) is used. Check out the code, then run::
+
+    poetry install
+
+And for extras::
+
+    poetry install -E with_everything
+
 For more detailed information on installing the tool, see the
 `installation section <http://prospector.readthedocs.io/en/latest/#installation>`_ of the tool's main page
 on ReadTheDocs.