ci (feature): use run-parallel and shared wheel packages for tox (#408)

* chore: use run-parallel for tox in pre-commit python hook

* chore: use run-parallel for tox in github test actions

* chore: use wheel instead of sdist and share across tox envs

https://hynek.me/articles/turbo-charge-tox/

* docs: update tox command to use run-parallel

* docs: update changelog

Author: danceratopz

.github/workflows/test.yaml

@@ -12,12 +12,12 @@ jobs:
             python: '3.10'
             solc: '0.8.20'
             evm-type: 'main'
-            tox-cmd: 'tox'
+            tox-cmd: 'tox run-parallel --parallel-no-spinner'
           - os: ubuntu-latest
             python: '3.12'
             solc: '0.8.23'
             evm-type: 'main'
-            tox-cmd: 'tox'
+            tox-cmd: 'tox run-parallel --parallel-no-spinner'
           - os: ubuntu-latest
             python: '3.11'
             solc: '0.8.21'
@@ -27,7 +27,7 @@ jobs:
             python: '3.11'
             solc: '0.8.22'
             evm-type: 'main'
-            tox-cmd: 'tox'
+            tox-cmd: 'tox run-parallel --parallel-no-spinner'
     steps:
       - uses: actions/checkout@v3
         with:

.pre-commit-config.yaml

@@ -3,7 +3,7 @@ repos:
     hooks:
       - id: tox
         name: tox
-        entry: tox
+        entry: tox run-parallel
         language: system
         types: [python]
         pass_filenames: false

docs/CHANGELOG.md

@@ -16,6 +16,8 @@ Test fixtures for use by clients are available for each release on the [Github r
 
 ### 📋 Misc
 
+- ✨ Use `run-parallel` and shared wheel packages for `tox` ([#408](https://github.com/ethereum/execution-spec-tests/pull/408)).
+
 ### 💥 Breaking Changes
 
 ## [v2.0.0](https://github.com/ethereum/execution-spec-tests/releases/tag/v2.0.0) - 2024-01-25: 🐍🏖️ Cancun

docs/writing_tests/verifying_changes.md

@@ -19,6 +19,12 @@ pip install tox
 
 Run tox, as executed in Github Actions, with:
 
+```console
+tox run-parallel
+```
+
+or, with sequential test environment execution and verbose output as:
+
 ```console
 tox
 ```

tox.ini

@@ -7,6 +7,10 @@ env_list =
 [main]
 development_fork = Cancun
 
+[testenv]
+package = wheel
+wheel_build_env = .pkg
+
 [testenv:framework]
 description = Run checks on helper libraries and test framework