diff --git a/be/app/api/v1/anno.py b/be/app/api/v1/anno.py
index 76601d9..86e235b 100644
--- a/be/app/api/v1/anno.py
+++ b/be/app/api/v1/anno.py
@@ -7,7 +7,7 @@ import json
 import os
 import zipfile
 
-from app.libs.tools import read_txt_file, write_json, read_json_file, make_dir
+from ...libs.tools import read_txt_file, write_json, read_json_file, make_dir
 
 api = RedPrint('anno')
 
diff --git a/be/app/api/v1/files.py b/be/app/api/v1/files.py
index b363a95..bb1f232 100644
--- a/be/app/api/v1/files.py
+++ b/be/app/api/v1/files.py
@@ -9,6 +9,7 @@ import os
 from ...entities.entities import ReturnInfo, FileInfo
 from ...libs.tools import read_json_file,read_txt_file,write_json
 
+#
 api = RedPrint('files')
 
 
diff --git a/be/app/api/v1/index.py b/be/app/api/v1/index.py
index 62041f1..7383d67 100644
--- a/be/app/api/v1/index.py
+++ b/be/app/api/v1/index.py
@@ -10,6 +10,7 @@ api = RedPrint('index')
 
 
 # 访问首页 http://localhost:9060/v1/index
+
 # @api.route('/index')
 @api.route('', methods=['GET'])
 def index():
diff --git a/be/app/config/setting.py b/be/app/config/setting.py
index 1b3ee76..85cc790 100644
--- a/be/app/config/setting.py
+++ b/be/app/config/setting.py
@@ -18,5 +18,6 @@ PROJECT_CONFIG_PATH = PROJECTS + '/' + "{}" + '/config.json'
 
 #下载标注结果所在的位置
 DOWNLOAD_FILE_LOCATION = 'projects/{}/result.json'
+
 # 标注信息存储路径
 ANNO_OUTPUT_PATH = PROJECTS + '/' + '{}' + '/' + 'anno.json'
diff --git a/doc/api文档.md b/doc/api文档.md
index 99e5e48..251fa49 100644
--- a/doc/api文档.md
+++ b/doc/api文档.md
@@ -3,5 +3,5 @@
 | url                        | methods | params                                                   | return                           |
 | -------------------------- | ------- | -------------------------------------------------------- | -------------------------------- |
 | v1/project/get_zipped_data | POST    | projectName:项目名 file:数据集文件（目前只支持.zip格式） | json ：errcode表示是否成功导入   |
-| v1/files/get_json          | GET     | projectName:项目名                                       | file（json格式的数据集标注结果） |
+| v1/files/get_json          | GET     | projectName:项目名                                       | file（.json格式的数据集标注结果） |