Drop linting and styles from Actions

Running via pre-commit.ci is way faster and also re-uses definitions
from pre-commit hooks.

.github/workflows/ci.yml

@@ -18,11 +18,6 @@ jobs:
       matrix:
         python-version: ["3.6", "3.7", "3.8", "3.9"]
         tox-test: ["default"]
-        include:
-          - python-version: "3.9"
-            tox-test: "mypy"
-          - python-version: "3.9"
-            tox-test: "style"
 
     steps:
       - uses: "actions/checkout@v2"
@@ -49,15 +44,3 @@ jobs:
         # Fake a TTY
         shell: 'script -q -e -c "bash --noprofile --norc -eo pipefail {0}"'
         run: "python -m tox"
-
-      - name: "Run tox targets for mypy"
-        if: ${{ matrix.tox-test == 'mypy' }}
-        # Fake a TTY
-        shell: 'script -q -e -c "bash --noprofile --norc -eo pipefail {0}"'
-        run: "python -m tox -e mypy"
-
-      - name: "Run tox targets for style"
-        if: ${{ matrix.tox-test == 'style' }}
-        # Fake a TTY
-        shell: 'script -q -e -c "bash --noprofile --norc -eo pipefail {0}"'
-        run: "python -m tox -e style"

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = style,mypy,{py36,py37,py38}-tests,py39-tests-{pytz201702,pytz201610,pytz_latest}
+envlist = {py36,py37,py38}-tests,py39-tests-{pytz201702,pytz201610,pytz_latest}
 skip_missing_interpreters = True
 
 [testenv]
@@ -35,31 +35,13 @@ python =
     3.8: py38
     3.9: py39
 
-[testenv:style]
-skip_install=True
-whitelist_externals = sh
-deps =
-  flake8
-  flake8-bugbear
-commands =
-    flake8 tests khal setup.py
-    sh -c '! grep -ri seperat */*'
-
 [testenv:docs]
 whitelist_externals = make
 commands =
   pip install -r doc/requirements.txt
   make -C doc html
   make -C doc man
 
-[testenv:mypy]
-whitelist_externals = sh
-deps =
-  {[testenv]deps}
-  mypy
-commands =
-    mypy --install-types --non-interactive {toxinidir}/khal
-
 [flake8]
 max-line-length = 100
 ignore = E252,W504,E121,B008