[Minor] cleanup unused imports (#6358)

python/sglang/srt/managers/schedule_policy.py

@@ -22,11 +22,7 @@ from typing import Dict, List, Optional, Set, Union
 
 import torch
 
-from sglang.srt.managers.schedule_batch import (
-    Req,
-    ScheduleBatch,
-    global_server_args_dict,
-)
+from sglang.srt.managers.schedule_batch import Req, ScheduleBatch
 from sglang.srt.mem_cache.base_prefix_cache import BasePrefixCache
 from sglang.srt.mem_cache.memory_pool import TokenToKVPoolAllocator
 from sglang.srt.mem_cache.radix_cache import RadixCache, TreeNode

test/srt/test_pp_single_node.py

@@ -4,7 +4,6 @@ python3 -m unittest test_pp_single_node.TestPPAccuracy.test_gsm8k
 python3 -m unittest test_pp_single_node.TestFixedBugs.test_chunked_prefill_with_small_bs
 """
 
-import os
 import time
 import unittest
 from types import SimpleNamespace