Use space instead of tab for indent

see PEP8

mujson_mgr.py

@@ -10,6 +10,7 @@ import sys
 import json
 import base64
 
+
 class MuJsonLoader(object):
     def __init__(self):
         self.json = None
@@ -25,6 +26,7 @@ class MuJsonLoader(object):
                 f.write(output)
                 f.truncate()
 
+
 class MuMgr(object):
     def __init__(self):
         self.config_path = get_config().MUDB_FILE
@@ -59,8 +61,11 @@ class MuMgr(object):
         obfs = user.get('obfs', '')
         protocol = protocol.replace("_compatible", "")
         obfs = obfs.replace("_compatible", "")
-		link = "%s:%s:%s:%s:%s:%s" % (self.server_addr, user['port'], protocol, user['method'], obfs, common.to_str(base64.urlsafe_b64encode(common.to_bytes(user['passwd']))).replace("=", ""))
-		return "ssr://" + ( encode and common.to_str(base64.urlsafe_b64encode(common.to_bytes(link))).replace("=", "") or link)
+        link = "%s:%s:%s:%s:%s:%s" % (self.server_addr, user['port'], protocol, user['method'], obfs,
+                                      common.to_str(base64.urlsafe_b64encode(common.to_bytes(user['passwd']))).replace(
+                                          "=", ""))
+        return "ssr://" + (
+        encode and common.to_str(base64.urlsafe_b64encode(common.to_bytes(link))).replace("=", "") or link)
 
     def userinfo(self, user):
         ret = ""
@@ -88,7 +93,9 @@ class MuMgr(object):
         return ret
 
     def rand_pass(self):
-		return ''.join([random.choice('''ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789~-_=+(){}[]^&%$@''') for i in range(8)])
+        return ''.join(
+            [random.choice('''ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789~-_=+(){}[]^&%$@''') for i
+             in range(8)])
 
     def add(self, user):
         up = {'enable': 1, 'u': 0, 'd': 0, 'method': "aes-128-cfb",
@@ -172,6 +179,7 @@ class MuMgr(object):
             if match:
                 print("### user [%s] info %s" % (row['user'], self.userinfo(row)))
 
+
 def print_server_help():
     print('''usage: python mujson_manage.py -a|-d|-e|-c|-l [OPTION]...
 
@@ -198,6 +206,7 @@ General options:
   -h, --help             show this help message and exit
 ''')
 
+
 def main():
     shortopts = 'adeclu:p:k:O:o:G:g:m:t:f:h'
     longopts = ['help']
@@ -311,6 +320,6 @@ def main():
     elif action is None:
         print_server_help()
 
+
 if __name__ == '__main__':
     main()
-