Add pre-commit, black, isort

Author: yajo

.editorconfig

@@ -8,5 +8,5 @@ charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-[*.{md,yml}]
+[*.{md,yaml,yml}]
 indent_size = 2

.isort.cfg

@@ -0,0 +1,12 @@
+# From https://github.com/OCA/maintainer-quality-tools/blob/master/sample_files/pre-commit-13.0/.isort.cfg
+[settings]
+multi_line_output=3
+include_trailing_comma=True
+force_grid_wrap=0
+combine_as_imports=True
+use_parentheses=True
+line_length=88
+known_odoo=odoo
+known_odoo_addons=odoo.addons
+sections=FUTURE,STDLIB,THIRDPARTY,ODOO,ODOO_ADDONS,FIRSTPARTY,LOCALFOLDER
+known_third_party=plumbum

.pre-commit-config.yaml

@@ -0,0 +1,30 @@
+default_language_version:
+  python: python3
+repos:
+- repo: https://github.com/psf/black
+  rev: 19.3b0
+  hooks:
+  - id: black
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v2.3.0
+  hooks:
+  - id: trailing-whitespace
+  - id: end-of-file-fixer
+  - id: debug-statements
+  - id: fix-encoding-pragma
+    args: ["--remove"]
+  - id: check-case-conflict
+  - id: check-docstring-first
+  - id: check-executables-have-shebangs
+  - id: check-merge-conflict
+  - id: check-xml
+  - id: mixed-line-ending
+    args: ["--fix=lf"]
+- repo: https://github.com/asottile/seed-isort-config
+  rev: v1.9.3
+  hooks:
+  - id: seed-isort-config
+- repo: https://github.com/pre-commit/mirrors-isort
+  rev: v4.3.21
+  hooks:
+  - id: isort

.vscode/settings.json

@@ -0,0 +1,13 @@
+{
+    "[python]": {
+        "editor.formatOnSave": true,
+    },
+    "editor.formatOnSaveTimeout": 2000,
+    "python.autoComplete.extraPaths": [
+        "./tests",
+    ],
+    "python.formatting.provider": "black",
+    "python.linting.flake8Enabled": true,
+    "python.linting.pylintEnabled": true,
+    "python.pythonPath": "python3",
+}

setup.cfg

@@ -0,0 +1,4 @@
+[flake8]
+ignore =
+    # Line too long
+    E501

tests/test.py

@@ -5,7 +5,7 @@
 import unittest
 
 from plumbum import FG, local
-from plumbum.cmd import cat, docker
+from plumbum.cmd import cat, docker  # pylint: disable=import-error
 from plumbum.commands.processes import ProcessExecutionError
 
 # Make sure all paths are relative to tests dir