From 630db55166a2c1f5e0f0d313e841f4525f1d8b7d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCrgen=20Gmach?= <juergen.gmach@googlemail.com>
Date: Tue, 7 Jul 2020 16:04:27 +0200
Subject: [PATCH] [POC] Add pyupgrade via pre-commit

new file:   .pre-commit-config.yaml
modified:   tox.ini
---
 .pre-commit-config.yaml | 11 +++++++++++
 tox.ini                 |  8 +++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 .pre-commit-config.yaml

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000000..76835017c6
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,11 @@
+repos:
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v2.6.2
+    hooks:
+    - id: pyupgrade
+      args: [--py36-plus]
+
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.1.0
+    hooks:
+      - id: debug-statements
diff --git a/tox.ini b/tox.ini
index 48c817498b..35385911de 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,8 @@ envlist =
     py38,
     py39,
     lint,
-    coverage-report
+    pre-commit,
+    coverage-report,
 
 [testenv]
 coverage_run = {env:WIN_COV:coverage run}
@@ -95,3 +96,8 @@ deps =
 commands =
     - isort --check-only --recursive {toxinidir}/src setup.py
     flake8 src docs setup.py
+
+[testenv:pre-commit]
+skip_install = true
+deps = pre-commit
+commands = pre-commit run --all-files --show-diff-on-failure