datetime valid

csst_dfs_client/level0.py

 import os
 from typing import Optional, Tuple, Literal
-from .common import request, Result
+from .common import request, Result, utils
 
 DateTimeTuple = Tuple[str, str]
 
@@ -22,7 +22,7 @@ def find(project_id: Optional[str] = None,
         page: int = 1,
         limit: int = 0) -> Result:
     """
-    根据给定的参数在搜索0级数据。
+    根据给定的参数搜索0级数据文件记录。
     
     Args:
         project_id (Optional[str], optional): 项目ID. Defaults to None.
@@ -72,9 +72,10 @@ def find(project_id: Optional[str] = None,
     
     if obs_time is not None:
         params['obs_time_start'], params['obs_time_end'] = obs_time
+        utils.is_valid_datetime_format(params['obs_time_start']) or not utils.is_valid_datetime_format(params['obs_time_end'])
     if create_time is not None:
         params['create_time_start'], params['create_time_end'] = create_time
-    
+        utils.is_valid_datetime_format(params['create_time_start']) or utils.is_valid_datetime_format(params['create_time_end'])
     return request.post("/api/level0", params)
 
 def get_by_id(_id: str) -> Result:
@@ -218,6 +219,7 @@ def add_process(level0_id: str,
         'prc_module': prc_module,
         'message': message,
     }
+    utils.is_valid_datetime_format(prc_time)
     return request.post("/api/level0/prc", params)
 
 def new(data: dict) -> Result: