Merge pull request #927 from pre-commit/py38-shlex-join

shlex.join is always available in 3.8+
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5f15eb2..088a066 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -8,12 +8,12 @@
 
 jobs:
   main-windows:
-    uses: asottile/workflows/.github/workflows/tox.yml@v1.0.0
+    uses: asottile/workflows/.github/workflows/tox.yml@v1.5.0
     with:
       env: '["py38"]'
       os: windows-latest
   main-linux:
-    uses: asottile/workflows/.github/workflows/tox.yml@v1.0.0
+    uses: asottile/workflows/.github/workflows/tox.yml@v1.5.0
     with:
-      env: '["py37", "py38", "py39", "py310"]'
+      env: '["py38", "py39", "py310", "py311"]'
       os: ubuntu-latest
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8938e89..5b99fc5 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -10,24 +10,23 @@
     -   id: name-tests-test
     -   id: requirements-txt-fixer
 -   repo: https://github.com/asottile/setup-cfg-fmt
-    rev: v2.3.0
+    rev: v2.4.0
     hooks:
     -   id: setup-cfg-fmt
 -   repo: https://github.com/asottile/reorder-python-imports
     rev: v3.10.0
     hooks:
     -   id: reorder-python-imports
-        args: [--py37-plus, --add-import, 'from __future__ import annotations']
+        args: [--py38-plus, --add-import, 'from __future__ import annotations']
 -   repo: https://github.com/asottile/add-trailing-comma
-    rev: v2.5.1
+    rev: v3.0.0
     hooks:
     -   id: add-trailing-comma
-        args: [--py36-plus]
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v3.7.0
+    rev: v3.8.0
     hooks:
     -   id: pyupgrade
-        args: [--py37-plus]
+        args: [--py38-plus]
 -   repo: https://github.com/pre-commit/mirrors-autopep8
     rev: v2.0.2
     hooks:
diff --git a/setup.cfg b/setup.cfg
index 1603c7d..b72aa64 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -21,7 +21,7 @@
 install_requires =
     ruamel.yaml>=0.15
     tomli>=1.1.0;python_version<"3.11"
-python_requires = >=3.7
+python_requires = >=3.8
 
 [options.packages.find]
 exclude =
diff --git a/tox.ini b/tox.ini
index cb2b92a..11340f4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py37,py38,pypy3,pre-commit
+envlist = py,pre-commit
 
 [testenv]
 deps = -rrequirements-dev.txt