style: use python3 at the head of file

coco/__init__.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 from .app import Coco

coco/app.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 import datetime
 import os
 import time
@@ -302,4 +306,4 @@ class Coco:
             "asset": session.server.asset.hostname,
             "system_user": session.server.system_user.username,
             "timestamp": int(time.time())
-        })
+        })
\ No newline at end of file

coco/char.py

-#!coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 BACKSPACE_CHAR = {b'\x08': b'\x08\x1b[K', b'\x7f': b'\x08\x1b[K'}
 ENTER_CHAR = [b'\r', b'\n', b'\r\n']

coco/compat.py

-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 
@@ -78,4 +78,4 @@ elif is_py3:
 
     builtin_str = str
     bytes = bytes
-    str = str
+    str = str
\ No newline at end of file

coco/config.py

+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
+#
+
 """
     coco.config
     ~~~~~~~~~~~~

coco/exception.py

-# coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 
 class PermissionFailed(Exception):

coco/forward.py

-# coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 import socket
 import threading
 import logging

coco/httpd.py

-# coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 import socket
 import json
 import logging
@@ -14,7 +17,6 @@ from jms.models import User
 from .models import Request, Client, WSProxy
 from .interactive import InteractiveServer
 
-
 logger = logging.getLogger(__file__)
 
 

coco/interactive.py

-#!coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 import logging
 import socket
 import threading

coco/interface.py

-#!coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 import logging
 import paramiko

coco/logging.py

-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 

coco/models.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
 import json
 import threading
 import datetime

coco/queue.py

+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 

coco/record.py

+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 #
 
@@ -80,7 +81,7 @@ class ServerReplayRecorder(ReplayRecorder):
         :return:
         """
         # Todo: <liuzheng712@gmail.com>
-        super().record_replay(data_set)
+        # super().record_replay(data_set)
 
     def session_start(self, session_id):
         print("When session {} start exec".format(session_id))
@@ -94,7 +95,7 @@ class ServerCommandRecorder(CommandRecorder):
     def record_command(self, data_set):
         if not data_set:
             return True
-        super().record_command(data_set)
+        # super().record_command(data_set)
         return self.app.service.push_session_command(data_set)
 
     def session_start(self, session_id):

coco/session.py

-#!coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 import threading
 import uuid

coco/sshd.py

-#! coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 import os
 import logging

coco/utils.py

-#!coding: utf-8
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
 
 from __future__ import unicode_literals
 
@@ -193,7 +195,8 @@ def is_obj_attr_has(obj, val, attrs=("hostname", "ip", "comment")):
     if not attrs:
         vals = [val for val in obj.__dict__.values() if isinstance(val, (str, int))]
     else:
-        vals = [getattr(obj, attr) for attr in attrs if hasattr(obj, attr) and isinstance(hasattr(obj, attr), (str, int))]
+        vals = [getattr(obj, attr) for attr in attrs if
+                hasattr(obj, attr) and isinstance(hasattr(obj, attr), (str, int))]
 
     for v in vals:
         if str(v).find(val) != -1:
@@ -363,5 +366,4 @@ def compile_message():
     pass
 
 
-
 ugettext = _gettext()

conf_example.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+
 import os
 
 BASE_DIR = os.path.dirname(__file__)

manage.py

-#!/usr/bin/python
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
 #
 
 import os