fixup! Pass in arguments instead of unpacking inside function

src/everest/config/everest_config.py

@@ -692,15 +692,17 @@ def hostfile_path(self):
     def server_info(self):
         """Load server information from the hostfile"""
         host_file_path = self.hostfile_path
+        try:
+            with open(host_file_path, "r", encoding="utf-8") as f:
+                json_string = f.read()
 
-        with open(host_file_path, "r", encoding="utf-8") as f:
-            json_string = f.read()
-
-        data = json.loads(json_string)
-        if set(data.keys()) != {"host", "port", "cert", "auth"}:
-            raise RuntimeError("Malformed hostfile")
-
-        return data
+            data = json.loads(json_string)
+            if set(data.keys()) != {"host", "port", "cert", "auth"}:
+                raise RuntimeError("Malformed hostfile")
+            return data
+        except FileNotFoundError:
+            # No host file
+            return {"host": None, "port": None, "cert": None, "auth": None}
 
     @property
     def server_context(self) -> Tuple[str, str, Tuple[str, str]]: