Rename field model_config to model_cfg in NIXLKVBench workload

Author: allkoow

src/cloudai/workloads/nixl_kvbench/nixl_kvbench.py

@@ -16,7 +16,7 @@
 
 from __future__ import annotations
 
-from typing import Literal
+from typing import Literal, Union
 
 from cloudai.core import CmdArgs, DockerImage, Installable, JobStatusResult, TestDefinition, TestRun
 from cloudai.workloads.common.nixl import extract_nixlbench_data
@@ -33,6 +33,12 @@ class NIXLKVBenchCmdArgs(CmdArgs):
     kvbench_script: str = "/workspace/nixl/benchmark/kvbench/main.py"
     python_executable: str = "python"
 
+    model_cfg: Union[str, list[str]] | None = None
+    """Path to model configuration file used by NIXL KVBench.
+
+    Renamed from `model_config` to avoid conflict with Pydantic's internal attribute name.
+    """
+
     backend: str | list[str] | None = None
 
 

src/cloudai/workloads/nixl_kvbench/slurm_command_gen_strategy.py

@@ -66,7 +66,12 @@ def gen_kvbench_command(self) -> list[str]:
             f"{self.tdef.cmd_args.kvbench_script}",
             self.tdef.cmd_args.command,
         ]
+
         for k, v in self.test_run.test.cmd_args_dict.items():
+            # model_config should not be used as it is a reserved pydantic field name
+            if k == "model_cfg":
+                k = "model_config"
+
             command.append(f"--{k} {v}")
 
         command.append("--etcd_endpoints http://$NIXL_ETCD_ENDPOINTS")