nuke safety/list_shields, we don't need it now

llama_stack/apis/safety/client.py

@@ -13,10 +13,11 @@ import fire
 import httpx
 
 from llama_models.llama3.api.datatypes import *  # noqa: F403
-from llama_stack.distribution.datatypes import RemoteProviderConfig
 from pydantic import BaseModel
 from termcolor import cprint
 
+from llama_stack.distribution.datatypes import RemoteProviderConfig
+
 from llama_stack.apis.safety import *  # noqa: F403
 
 
@@ -61,24 +62,6 @@ class SafetyClient(Safety):
             content = response.json()
             return RunShieldResponse(**content)
 
-    async def list_shields(self) -> ListShieldsResponse:
-        async with httpx.AsyncClient() as client:
-            response = await client.post(
-                f"{self.base_url}/safety/list_shields",
-                json={},
-                headers={"Content-Type": "application/json"},
-                timeout=20,
-            )
-
-            if response.status_code != 200:
-                content = await response.aread()
-                error = f"Error: HTTP {response.status_code} {content.decode()}"
-                cprint(error, "red")
-                raise Exception(error)
-
-            content = response.json()
-            return ListShieldsResponse(**content)
-
 
 async def run_main(host: str, port: int):
     client = SafetyClient(f"http://{host}:{port}")
@@ -100,9 +83,6 @@ async def run_main(host: str, port: int):
         )
         print(response)
 
-        response = await client.list_shields()
-        print(response)
-
 
 def main(host: str, port: int):
     asyncio.run(run_main(host, port))