Adding upstream version 0.6.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>

.pre-commit-config.yaml

@@ -0,0 +1,30 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+default_language_version:
+    python: python3.10
+
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+    -   id: debug-statements
+    -   id: check-merge-conflict
+    -   id: trailing-whitespace
+    -   id: check-yaml
+    -   id: check-toml
+    -   id: check-added-large-files
+
+-   repo: https://github.com/pycqa/flake8
+    rev: 6.0.0
+    hooks:
+    -   id: flake8
+        exclude: 'scratch-testing'
+        args: ['--ignore=E501,E203,W503,E731',
+               '--max-line-length=130',
+               '--per-file-ignores=__init__.py:F401']
+
+-   repo: https://github.com/psf/black
+    rev: 22.12.0
+    hooks:
+    -   id: black
+        args: ["."]