[4.2.x] Fixed #34140 -- Reformatted code blocks in docs with blacken-docs.

docs/howto/deployment/asgi/index.txt

@@ -69,4 +69,5 @@ To apply ASGI middleware, or to embed Django in another ASGI application, you
 can wrap Django's ``application`` object in the ``asgi.py`` file. For example::
 
     from some_asgi_library import AmazingMiddleware
+
     application = AmazingMiddleware(application)

docs/howto/deployment/checklist.txt

@@ -52,19 +52,21 @@ Instead of hardcoding the secret key in your settings module, consider loading
 it from an environment variable::
 
     import os
-    SECRET_KEY = os.environ['SECRET_KEY']
+
+    SECRET_KEY = os.environ["SECRET_KEY"]
 
 or from a file::
 
-    with open('/etc/secret_key.txt') as f:
+    with open("/etc/secret_key.txt") as f:
         SECRET_KEY = f.read().strip()
 
 If rotating secret keys, you may use :setting:`SECRET_KEY_FALLBACKS`::
 
     import os
-    SECRET_KEY = os.environ['CURRENT_SECRET_KEY']
+
+    SECRET_KEY = os.environ["CURRENT_SECRET_KEY"]
     SECRET_KEY_FALLBACKS = [
-        os.environ['OLD_SECRET_KEY'],
+        os.environ["OLD_SECRET_KEY"],
     ]
 
 Ensure that old secret keys are removed from ``SECRET_KEY_FALLBACKS`` in a

docs/howto/deployment/wsgi/apache-auth.txt

@@ -84,11 +84,12 @@ function::
 
     import os
 
-    os.environ['DJANGO_SETTINGS_MODULE'] = 'mysite.settings'
+    os.environ["DJANGO_SETTINGS_MODULE"] = "mysite.settings"
 
     from django.contrib.auth.handlers.modwsgi import check_password
 
     from django.core.handlers.wsgi import WSGIHandler
+
     application = WSGIHandler()
 
 

docs/howto/deployment/wsgi/index.txt

@@ -76,6 +76,7 @@ object. For instance you could add these lines at the bottom of
 :file:`wsgi.py`::
 
     from helloworld.wsgi import HelloWorldApplication
+
     application = HelloWorldApplication(application)
 
 You could also replace the Django WSGI application with a custom WSGI