diff --git a/app.py b/app.py
index 8398fdd..7b9f792 100644
--- a/app.py
+++ b/app.py
@@ -6,6 +6,7 @@ from common import log
 import os
 from multiprocessing import Pool
 
+
 def startProcess(channel_type):
     # load config
     config.load_config()
@@ -14,9 +15,11 @@ def startProcess(channel_type):
     # startup channel
     channel.startup()
 
+
 def wrapper(channel_type):
     startProcess(channel_type)
 
+
 if __name__ == '__main__':
     try:
         # load config
@@ -29,10 +32,12 @@ if __name__ == '__main__':
 
         model_type = config.conf().get("model").get("type")
         channel_type = config.conf().get("channel").get("type")
+        if isinstance(channel_type, list) == False:  # 兼容字符串格式的type
+            channel_type = [channel_type]
 
         # 使用主进程启动终端通道
         if "terminal" in channel_type:
-            index=channel_type.index("terminal")
+            index = channel_type.index("terminal")
             terminal = channel_type.pop(index)
         else:
             terminal = None
@@ -50,4 +55,4 @@ if __name__ == '__main__':
         pool.join()
     except Exception as e:
         log.error("App startup failed!")
-        log.exception(e)
\ No newline at end of file
+        log.exception(e)