fix "make fix-code-style"

Makefile

@@ -43,10 +43,11 @@ lint: ## Run code formatters and linter
 	poetry run flake8 .
 
 fix-code-style: ## Fix code formatting
-	poetry run flynt --line_length=${MAX_LINE_LENGTH} .
-	poetry run pyupgrade --exit-zero-even-if-changed --py3-plus --py36-plus --py37-plus `find . -name "*.py" -type f -not -path "./.tox/*"`
+	poetry run flynt -e "volumes" --line_length=${MAX_LINE_LENGTH} .
+	poetry run pyupgrade --exit-zero-even-if-changed --py3-plus --py36-plus --py37-plus `find . -name "*.py" -type f ! -path "./.tox/*" ! -path "./volumes/*" 2>/dev/null`
 	poetry run isort .
-	poetry run autopep8 --aggressive --aggressive --in-place --recursive .
+	poetry run autopep8 --exclude="volumes,migrations" --aggressive --aggressive --in-place --recursive .
+
 
 tox-listenvs: check-poetry ## List all tox test environments
 	poetry run tox --listenvs

inventory/middlewares.py

@@ -7,6 +7,7 @@ class RequestDictMiddleware:
     Access e.g.:
         user = get_request_dict()['user']
     """
+
     def __init__(self, get_response):
         self.get_response = get_response