old_contents: DATABASES = {
  	"default": {
  		"NAME": ":memory:",
  		"ENGINE": "django.db.backends.sqlite3",
  	}
  }
new_contents: DATABASES = {
  	"default": {
  		"NAME": ":memory:",
  		"ENGINE": "django.db.backends.sqlite3",
  	}
  }
  
  SECRET_KEY = "NOT SECRET"
subject: Fix the exception about the missing secret key when generating docs.