diff --git a/conftest.py b/conftest.py
index 79379f7..825fdcb 100644
--- a/conftest.py
+++ b/conftest.py
@@ -101,7 +101,7 @@ if not db_config:
 
 
 @pytest.fixture(autouse=True)
-def collection():
+def core():
     class Core:
         def __init__(self):
             self.requests = RestClient()
@@ -113,8 +113,3 @@ def collection():
     yield Core()
 
 
-@pytest.fixture()
-def core(collection):
-    yield collection
-
-
diff --git a/utils/data_process/params_replace_control.py b/utils/data_process/params_replace_control.py
index 79b028e..d67c615 100644
--- a/utils/data_process/params_replace_control.py
+++ b/utils/data_process/params_replace_control.py
@@ -52,16 +52,16 @@ class DataHandler:
 
         if '{{' in value and '}}' in value and 'int.' not in value and 'str.' not in value:
             func = value[value.find('{') + 2:value.find('}')]
-            return value.replace('{{%s}}' % f'{func}', str(Mock(func)()))
+            return value.replace('{{%s}}' % func, str(Mock(func)()))
         elif '$cache.' in value:
             cache_name = value[value.find('.') + 1:]
             return self.cache_data.get(cache_name, None)
         elif 'int.' in value:
             func = value[value.find('{') + 2:value.find('}')]
-            return int(value.replace('{{%s}}' % f'{func}', str(Mock(func[func.find('.') + 1:])())))
+            return int(value.replace('{{%s}}' % func, str(Mock(func[func.find('.') + 1:])())))
         elif 'str.' in value:
             func = value[value.find('{') + 2:value.find('}')]
-            return str(value.replace('{{%s}}' % f'{func}', str(Mock(func[func.find('.') + 1:])())))
+            return str(value.replace('{{%s}}' % func, str(Mock(func[func.find('.') + 1:])())))
         else:
             return value
 
diff --git a/utils/requests_process/requests_control.py b/utils/requests_process/requests_control.py
index 1f1f215..a3b2e55 100644
--- a/utils/requests_process/requests_control.py
+++ b/utils/requests_process/requests_control.py
@@ -44,12 +44,6 @@ class RestClient:
         self.cookies, self.token = Authentication.cookie_token()
         self.client = httpx.Client(cookies=self.cookies, timeout=30, verify=False)
 
-    def __del__(self):
-        """
-        显式关闭会话
-        """
-        self.client.close()
-
     def res_log(func):
         @wraps(func)
         def wrapper(*args, **kwargs):