Add typo checker in pre-commit (#6179)

Co-authored-by: Brayden Zhong <b8zhong@uwaterloo.ca>

python/sglang/srt/disaggregation/decode.py

@@ -509,7 +509,7 @@ class SchedulerDisaggregationDecodeMixin:
     def event_loop_overlap_disagg_decode(self: Scheduler):
         result_queue = deque()
         self.last_batch: Optional[ScheduleBatch] = None
-        self.last_batch_in_queue = False  # last batch is modifed in-place, so we need another variable to track if it's extend
+        self.last_batch_in_queue = False  # last batch is modified in-place, so we need another variable to track if it's extend
 
         while True:
             recv_reqs = self.recv_requests()

python/sglang/srt/disaggregation/fake/conn.py

@@ -54,7 +54,7 @@ class FakeKVSender(BaseKVSender):
             logger.info(f"FakeKVSender send success")
         else:
             self.has_sent = False
-            logger.info(f"FakeKVSender send fake transfering")
+            logger.info(f"FakeKVSender send fake transferring")
 
     def failure_exception(self):
         raise Exception("Fake KVSender Exception")

python/sglang/srt/disaggregation/mooncake/conn.py

@@ -363,7 +363,7 @@ class MooncakeKVManager(BaseKVManager):
         self.request_status[bootstrap_room] = KVPoll.WaitingForInput
 
     def check_status(self, bootstrap_room: int):
-        # TOOD: do we really need the poll()?
+        # TODO: do we really need the poll()?
 
         return self.request_status[bootstrap_room]
 

python/sglang/srt/disaggregation/utils.py

@@ -112,7 +112,7 @@ def get_kv_class(transfer_backend: TransferBackend, class_type: KVClassType):
 
 
 def kv_to_page_indices(kv_indices: np.ndarray, page_size: int):
-    # 1. The page is guaruanteed to be full except the last page.
+    # 1. The page is guaranteed to be full except the last page.
     # 2. page index = kv_index // page_size
     # The return vector is kv_indices[::page_size] // page_size
     if page_size == 1:  # shortcut