Sync from v0.13

tests/plugins/vllm_add_dummy_stat_logger/dummy_stat_logger/dummy_stat_logger.py

@@ -0,0 +1,29 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+from vllm.v1.metrics.loggers import StatLoggerBase
+
+
+class DummyStatLogger(StatLoggerBase):
+    """
+    A dummy stat logger for testing purposes.
+    Implements the minimal interface expected by StatLoggerManager.
+    """
+
+    def __init__(self, vllm_config, engine_idx=0):
+        self.vllm_config = vllm_config
+        self.engine_idx = engine_idx
+        self.recorded = []
+        self.logged = False
+        self.engine_initialized = False
+
+    def record(self, scheduler_stats, iteration_stats, mm_cache_stats, engine_idx):
+        self.recorded.append(
+            (scheduler_stats, iteration_stats, mm_cache_stats, engine_idx)
+        )
+
+    def log(self):
+        self.logged = True
+
+    def log_engine_initialized(self):
+        self.engine_initialized = True

tests/plugins/vllm_add_dummy_stat_logger/setup.py

@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+from setuptools import setup
+
+setup(
+    name="dummy_stat_logger",
+    version="0.1",
+    packages=["dummy_stat_logger"],
+    entry_points={
+        "vllm.stat_logger_plugins": [
+            "dummy_stat_logger = dummy_stat_logger.dummy_stat_logger:DummyStatLogger"  # noqa
+        ]
+    },
+)