add black and flake8

.pre-commit-config.yaml

@@ -2,6 +2,24 @@
 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
+
+  # black: Python Formatter
+  - repo: https://github.com/psf/black
+    rev: stable
+    hooks:
+      - id: black
+        language_version: python3.7
+
+  # flake8: Python PEP8 Compliance
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: 3.7.9
+    hooks:
+    - id: flake8
+      additional_dependencies: [
+        'flake8-bugbear==20.1.4'
+      ]
+      args: [--config=setup.cfg]
+
   # General Text + YAML Lint
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v2.3.0

setup.cfg

@@ -0,0 +1,10 @@
+[flake8]
+per-file-ignores =
+    test/conftest.py:B950
+max-line-length = 80
+select = C,E,F,W,B,B950
+ignore =
+       # Use bugbear line length detection instead of default
+       E501,
+       E203,
+       W503