parallel twisted tests and newer mypy (#1197)

* parallel twisted tests and newer mypy

* update mypy env

Author: reaperhulk

.github/workflows/ci.yml

@@ -46,7 +46,7 @@ jobs:
           # Meta
           - {VERSION: "3.9", TOXENV: "check-manifest"}
           - {VERSION: "3.9", TOXENV: "flake8"}
-          - {VERSION: "3.6", TOXENV: "py36-mypy", OS: "ubuntu-20.04"}
+          - {VERSION: "3.11", TOXENV: "py311-mypy"}
           - {VERSION: "3.9", TOXENV: "docs"}
     name: "${{ matrix.PYTHON.TOXENV }}${{ matrix.PYTHON.OS && format(' on {0}', matrix.PYTHON.OS) || '' }}"
     steps:

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{py,py3,36,37,38,39,310,311}{,-cryptographyMain,-cryptographyMinimum}{,-useWheel}{,-randomorder},py37-twistedTrunk,check-manifest,flake8,py36-mypy,docs,coverage-report
+envlist = py{py,py3,36,37,38,39,310,311}{,-cryptographyMain,-cryptographyMinimum}{,-useWheel}{,-randomorder},py37-twistedTrunk,check-manifest,flake8,py311-mypy,docs,coverage-report
 
 [testenv]
 allowlist_externals =
@@ -39,7 +39,7 @@ setenv =
 commands =
     python -c "import OpenSSL.SSL; print(OpenSSL.SSL.SSLeay_version(OpenSSL.SSL.SSLEAY_VERSION))"
     python -c "import cryptography; print(cryptography.__version__)"
-    python -m twisted.trial --reporter=text twisted
+    python -m twisted.trial -j4 --reporter=text twisted
 
 [testenv:flake8]
 basepython = python3
@@ -52,9 +52,9 @@ commands =
     black --check .
     flake8 .
 
-[testenv:py36-mypy]
+[testenv:py311-mypy]
 deps =
-    mypy==0.950
+    mypy==1.1.1
 skip_install = true
 commands =
     mypy src