misc: add isort (#52937)

.pre-commit-config.yaml

@@ -6,3 +6,8 @@ repos:
     hooks:
     - id: black
       args: ['--target-version', 'py37', '--skip-string-normalization', '--line-length', '110']
+-   repo: https://github.com/PyCQA/isort
+    rev: 5.7.0
+    hooks:
+    - id: isort
+      args: ['--profile', 'black', '--line-length', '110']

README

@@ -62,9 +62,18 @@ black is used to format the code, using thoses parameters:
 
     black --target-version py37 --skip-string-normalization --line-length 110
 
+isort is used to format the imports, using those parameters:
+
+    isort --profile black --line-length 110
+
 There is .pre-commit-config.yaml to use pre-commit to automatically run black
 before commits. (execute `pre-commit install` to install the git hook.)
 
+The .git-blame-ignore-revs file could be used to hide the related
+changes into the sources:
+
+    git blame --ignore-revs-file .git-blame-ignore-revs
+
 
 Tests
 -----

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/passerelle/{env:BRANCH_NAME:}
-envlist = py3-django111-black-coverage,py3-django22
+envlist = py3-django111-codestyle-coverage,py3-django22
 
 [testenv]
 usedevelop = True
@@ -37,12 +37,12 @@ deps =
   django-ratelimit
   pyquery
   zeep<3.3
-  black: pre-commit
+  codestyle: pre-commit
 commands =
   ./get_wcs.sh
   py.test {posargs: {env:FAST:} {env:COVERAGE:} {env:JUNIT:} tests/}
   coverage: ./pylint.sh passerelle/
-  black: pre-commit run black --all-files --show-diff-on-failure
+  codestyle: pre-commit run --all-files --show-diff-on-failure
 
 [pytest]
 filterwarnings = default