adds a pre-commit config

Author: renefritze

.pre-commit-config.yaml

@@ -0,0 +1,19 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.2.0
+    hooks:
+    -   id: trailing-whitespace
+    -   id: check-yaml
+    -   id: check-added-large-files
+    -   id: debug-statements
+-   repo: https://github.com/psf/black
+    rev: 21.11b0
+    hooks:
+    -   id: black
+-   repo: https://github.com/pycqa/flake8
+    rev: 3.9.2
+    hooks:
+    -   id: flake8
+