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--- devwiki:litestar [2023/08/24 08:07] – created ying
+++ devwiki:litestar [2023/08/29 07:13] – [Concepts] ying
@@ Line 8: / Line 8: @@
       * uvicorn
       * jsbeautifier
+====== Concepts ======
+  * it provides a active server, allow other pc or program to communicate with it
+  * it use url to point to each function of the app.py <code python>
+# (python decorator: a function repackage method, put below function as a component of decorator function)
+# so, the decoration function is like a white-label procedure function, need input function as lego part to output different behaved white-label funciton.
+@get("/")
+async def func_a() -> str:
+# same as below, get("/") return a the get white-label function, and take func_a as component to output a different behaved white-label function, and use the same function variable func_a, (like a repackage of func_a in white-label box)
+func_a = get("/")(func_a)
+</code>
+  * ASGI: Asynchronous Server Gateway Interface
+    * newer for python, non block commu
+  * WSGI: Web Server Gateway Interface
+  * litestar use Uvicorn ASGI server, which support http, websockets and other realtime protocol
+    * https://www.uvicorn.org/
+  * litestar auto create the scheme and scheme tryout page
+    * http://127.0.0.1:8000/schema/
+    * http://127.0.0.1:8000/schema/swagger