Fix formatting from black (#338)

Author: thinkst-francois

opencanary/modules/redis.py

@@ -348,7 +348,6 @@ def _parseRESPArray(cmd_string):
             return array, curr_ptr
 
         def _parseRESPString(cmd_string):
-
             if cmd_string[0] != "$":
                 raise ProtocolError("expected '$', got '{c}'".format(c=cmd_string[0]))
 
@@ -418,13 +417,13 @@ def dataReceived(self, data):
 
                 cmds = self._processRedisCommand()
 
-                for (cmd, args) in cmds:
+                for cmd, args in cmds:
                     self._buildResponseAndSend(cmd, args)
 
             except RedisCommandAgain:
                 pass
 
-        except (ProtocolError) as e:
+        except ProtocolError as e:
             self._errorAndClose(e.message)
             return
 
@@ -445,4 +444,4 @@ def __init__(self, config=None, logger=None):
         self.logtype = logger.LOG_REDIS_COMMAND
 
     def getService(self):
-        return internet.TCPServer(self.port, self,  interface=self.listen_addr)
+        return internet.TCPServer(self.port, self, interface=self.listen_addr)