diff --git a/app/vocabulary.py b/app/vocabulary.py
index 34b733c..17e4386 100644
--- a/app/vocabulary.py
+++ b/app/vocabulary.py
@@ -6,24 +6,25 @@
    Hui, 2024-09-23
    Last upated: 2024-09-25, 2024-09-30
 '''
-import os
 import pickle
-import random
 import re
-from collections import defaultdict
-from datetime import datetime, timedelta
-import heapq
-import snowballstemmer
-from flask import session
-import enchant
+
 
 
 # word_lst = 词汇表
 
 def load_record(pickle_fname):
-    with open(pickle_fname, 'rb') as f:
-        d = pickle.load(f)
-    return d
+    try:
+        with open(pickle_fname, 'rb') as f:
+            d = pickle.load(f)
+        return d
+    except FileNotFoundError:
+        print("未发现文件")
+    except pickle.UnpicklingError:
+        print("无法打开文件")
+    except Exception as e:
+        print("文件处理异常")
+    return None
 
 
 
@@ -43,10 +44,7 @@ def is_valid_datetime_string(date_string, format='%Y%m%d%H%M'):
 
 def remove_non_words(input_string):
     cleaned_string = re.sub(r'[^a-zA-Z\s]', '', input_string)
-    words = cleaned_string.split()
-    result = ' '.join(words)
-    return result
-
+    return cleaned_string.strip()
 
 
 class VocabularyLevelEstimator:
@@ -106,7 +104,11 @@ class UserVocabularyLevel(VocabularyLevelEstimator):
             return  # 如果词库为空，直接返回
 
         stemmer = snowballstemmer.stemmer('english')
-        date_str = "20240805"
+        #硬编码情况
+        # date_str = "20240805"
+        # 实际时间
+        now = datetime.now()
+        date_str = now.strftime('%Y%m%d')
         dt = datetime.strptime(date_str, "%Y%m%d")
         range_datetime = dt.strftime("%Y%m%d%H%M")  # 设定筛选时间范围
 
@@ -214,8 +216,10 @@ class ArticleVocabularyLevel(VocabularyLevelEstimator):
 
 
 if __name__ == '__main__':
-    user = UserVocabularyLevel({})
-    print(user.level)
+    now = datetime.now()
+    print(now.strftime("%Y%m%d"))
+# user = UserVocabularyLevel({})
+# print(user.level)
 #     _test = load_record('static/words_and_tests.p')
 #     print(_test)
 #