feat: sum

src/blackbox/sum.py

@@ -0,0 +1,23 @@
+from typing import Any, Coroutine
+
+from fastapi import Request, Response, status
+from fastapi.responses import JSONResponse
+from .blackbox import Blackbox
+
+
+class SUM(Blackbox):
+    
+    def valid(self, data: any) -> bool:
+        return isinstance(data, list)
+
+    def processing(self, data: list) -> Coroutine[Any, Any, Any]:
+        return sum(data)
+    
+    async def fast_api_handler(self, request: Request) -> Response:
+        try:
+            data = await request.json()
+        except:
+            return JSONResponse(content={"error": "json parse error"}, status_code=status.HTTP_400_BAD_REQUEST)
+        if not self.valid(data):
+            return JSONResponse(content={"error": "format error"}, status_code=status.HTTP_400_BAD_REQUEST)
+        return JSONResponse(content={"result": self.processing(data)}, status_code=status.HTTP_200_OK)