Merge branch 'main' into main

Author: zhilingluo

src/agentscope_runtime/sandbox/box/training_box/training_box.py

@@ -263,7 +263,7 @@ def __init__(
     runtime_config={"shm_size": "8.06gb"},
     security_level="medium",
     environment={
-        "OPENAI_API_KEY": os.environ.get("OPENAI_API_KEY"),
+        "OPENAI_API_KEY": os.environ.get("OPENAI_API_KEY", ""),
         "BFCL_DATA_PATH": f"/agentscope_runtime/training_box/bfcl/multi_turn/"
         f"{DATASET_SUB_TYPE}_processed.jsonl",
         "BFCL_SPLID_ID_PATH": f"/agentscope_runtime/training_box/"