diff --git a/zzb_data_prod/Mil_unit.py b/zzb_data_prod/Mil_unit.py
index ea30889..d8bc2f7 100644
--- a/zzb_data_prod/Mil_unit.py
+++ b/zzb_data_prod/Mil_unit.py
@@ -10,10 +10,6 @@ def create_partition_by_hour(current_hour):
     collection_name = "pdf_measure_v4"
     collection = Collection(collection_name)
 
-    # 获取当前时间
-    now = datetime.now()
-
-
     # 创建当前小时的分区
     partition_name = f"partition_{current_hour}"
     if not collection.has_partition(partition_name):
@@ -22,12 +18,9 @@ def create_partition_by_hour(current_hour):
         partition = collection.partition(partition_name)
         partition.load()
 
-    # 删除前2个小时的分区
-
     # 获取所有分区
     partitions = collection.partitions
-
-    # 删除所有分区（除了默认分区）
+    # 删除所有分区（除了默认分区和当前分区）
     for partition in partitions:
         name = partition.name
         if name not in ["_default", partition_name]:  # 保留默认分区