RAHHH

backend/lib/python3.12/site-packages/channels/middleware.py

@@ -0,0 +1,26 @@
+class BaseMiddleware:
+    """
+    Base class for implementing ASGI middleware. Inherit from this and
+    override the setup() method if you want to do things before you
+    get to.
+
+    Note that subclasses of this are not self-safe; don't store state on
+    the instance, as it serves multiple application instances. Instead, use
+    scope.
+    """
+
+    def __init__(self, inner):
+        """
+        Middleware constructor - just takes inner application.
+        """
+        self.inner = inner
+
+    async def __call__(self, scope, receive, send):
+        """
+        ASGI application; can insert things into the scope and run asynchronous
+        code.
+        """
+        # Copy scope to stop changes going upstream
+        scope = dict(scope)
+        # Run the inner application along with the scope
+        return await self.inner(scope, receive, send)