Serve Doc: Quickstart (#7940)

python/ray/serve/BUILD

@@ -18,11 +18,27 @@ py_test(
     deps = [":serve_lib"],
 )
 
-# Make sure the example showing in doc is tested
 py_test(
     name = "echo_full",
     size = "small",
     srcs = glob(["examples/*.py"]),
     tags = ["exclusive"],
     deps = [":serve_lib"]
+)
+
+# Make sure the example showing in doc is tested
+py_test(
+    name = "quickstart_class",
+    size = "small",
+    srcs = glob(["examples/doc/*.py"]),
+    tags = ["exclusive"],
+    deps = [":serve_lib"]
+)
+
+py_test(
+    name = "quickstart_function",
+    size = "small",
+    srcs = glob(["examples/doc/*.py"]),
+    tags = ["exclusive"],
+    deps = [":serve_lib"]
 )

python/ray/serve/examples/doc/quickstart_class.py

@@ -0,0 +1,17 @@
+from ray import serve
+import requests
+
+serve.init()
+
+
+@serve.route("/counter")
+class Counter:
+    def __init__(self):
+        self.count = 0
+
+    def __call__(self, flask_request):
+        return {"current_counter": self.count}
+
+
+requests.get("http://127.0.0.1:8000/counter").json()
+# > {"current_counter": self.count}

python/ray/serve/examples/doc/quickstart_function.py

@@ -0,0 +1,13 @@
+from ray import serve
+import requests
+
+serve.init()
+
+
+@serve.route("/hello")
+def echo(flask_request):
+    return "hello " + flask_request.args.get("name", "serve!")
+
+
+requests.get("http://127.0.0.1:8000/hello").text
+# > "hello serve!"