Create app.py

app.py

@@ -0,0 +1,11 @@
+from fastapi import FastAPI
+
+app = FastAPI()
+
+@app.get("/")
+def root():
+    return {"Hello": "World!"}
+
+@app.post("/greet")
+def greet(data:dict):
+    return {"key":data.get("key","#NOT FOUND")}