refactor pissa, improve llamaboard

Former-commit-id: 619556e46c19718f702c97df5d570a2a4c5fb13a

src/llamafactory/webui/runner.py

@@ -310,6 +310,7 @@ class Runner:
 
             env = deepcopy(os.environ)
             env["LLAMABOARD_ENABLED"] = "1"
+            env["LLAMABOARD_WORKDIR"] = args["output_dir"]
             if args.get("deepspeed", None) is not None:
                 env["FORCE_TORCHRUN"] = "1"
 

src/llamafactory/webui/utils.py

@@ -38,12 +38,15 @@ def abort_process(pid: int) -> None:
     r"""
     Aborts the processes recursively in a bottom-up way.
     """
-    children = psutil.Process(pid).children()
-    if children:
-        for child in children:
-            abort_process(child.pid)
+    try:
+        children = psutil.Process(pid).children()
+        if children:
+            for child in children:
+                abort_process(child.pid)
 
-    os.kill(pid, signal.SIGABRT)
+        os.kill(pid, signal.SIGABRT)
+    except Exception:
+        pass
 
 
 def can_quantize(finetuning_type: str) -> "gr.Dropdown":