cleanup code

Signed-off-by: Ceng23333 <441651826@qq.com>

Author: Ceng23333

python/infinilm/infer_engine.py

@@ -70,20 +70,6 @@ def is_oom_exception(e: BaseException) -> bool:
     return False
 
 
-def _env_truthy(name: str) -> bool:
-    v = os.environ.get(name, "")
-    return v not in ("", "0", "false", "False", "no", "NO")
-
-
-def _best_effort_flush_logs() -> None:
-    root = logging.getLogger()
-    for h in list(root.handlers):
-        try:
-            h.flush()
-        except Exception:
-            pass
-
-
 @dataclass
 class GenerationConfig:
     max_new_tokens: int | None = None
@@ -187,15 +173,11 @@ def forward(
             )
         except BaseException as e:
             if is_oom_exception(e):
-                try:
-                    logger.error(
-                        "OOM-like exception: exiting worker with code 137: %r",
-                        e,
-                        exc_info=False,
-                    )
-                except Exception:
-                    pass
-                _best_effort_flush_logs()
+                logger.error(
+                    "OOM-like exception: exiting worker with code 137: %r",
+                    e,
+                    exc_info=False,
+                )
                 os._exit(137)
             raise