[client] pre-commit setup (#126)

Author: 2xyo

.pre-commit-config.yaml

@@ -0,0 +1,9 @@
+repos:
+-   repo: https://github.com/psf/black
+    rev: 20.8b1
+    hooks:
+    -   id: black
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.3.0
+    hooks:
+    -   id: check-yaml

setup.py

@@ -63,7 +63,7 @@ def run(self):
     ],
     cmdclass={"verify": VerifyVersionCommand},
     extras_require={
-        "dev": ["black", "wheel", "pytest", "pytest-cov"],
+        "dev": ["black", "wheel", "pytest", "pytest-cov", "pre-commit"],
         "doc": ["autoapi", "sphinx_rtd_theme", "sphinx-autodoc-typehints"],
     },  # Optional
 )