diff --git a/common/records.py b/common/records.py
index a6455b1..7f1ce95 100644
--- a/common/records.py
+++ b/common/records.py
@@ -1,12 +1,11 @@
 import os
-from sys import stdout
 from collections import OrderedDict
-from contextlib import contextmanager
 from inspect import isclass
 
-from .tablib import tablib
 from sqlalchemy import create_engine, exc, inspect, text
 
+from .tablib import tablib
+
 DATABASE_URL = os.environ.get('DATABASE_URL')
 
 
diff --git a/common/utils.py b/common/utils.py
index 323689a..74c03c4 100644
--- a/common/utils.py
+++ b/common/utils.py
@@ -832,4 +832,4 @@ def looks_like_ip(maybe_ip):
         if IP_RE.match(maybe_ip):
             return True
     except socket.error:
-        return False
\ No newline at end of file
+        return False
diff --git a/docs/collection_modules.md b/docs/collection_modules.md
index d10aef6..18e1b2a 100644
--- a/docs/collection_modules.md
+++ b/docs/collection_modules.md
@@ -6,7 +6,7 @@
 
 ```python
 enable_all_module = False  # 不开启所有模块
-enable_partial_module = [('modules.search', 'ask')，('modules.search', 'baidu')]  # 只使用ask和baidu搜索引擎收集子域
+enable_partial_module = [('modules.search', 'ask'), ('modules.search', 'baidu')]  # 只使用ask和baidu搜索引擎收集子域
 ```
 
 如果你指定使用某些模块使用代理可以在[api.py](../oneforall/config/api.py)中设置：
diff --git a/modules/banner.py b/modules/banner.py
index 83464bc..09c7195 100644
--- a/modules/banner.py
+++ b/modules/banner.py
@@ -332,7 +332,7 @@ class ParseException(Exception):
 
 
 class Token(object):
-    def __init__(self, type: TOKEN_TYPE, name: str = '', value: bool = False):
+    def __init__(self, type, name='', value=False):
         self.type = type
         self.name = name
         self.value = value