From e70eb8bb4247c248dc823b2cd638d98b8f7db321 Mon Sep 17 00:00:00 2001
From: Fabio Manganiello <blacklight86@gmail.com>
Date: Tue, 19 Jun 2018 20:32:19 +0200
Subject: [PATCH] typos

---
 platypush/plugins/serial/__init__.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/platypush/plugins/serial/__init__.py b/platypush/plugins/serial/__init__.py
index 7ca59d85ec..85738a306b 100644
--- a/platypush/plugins/serial/__init__.py
+++ b/platypush/plugins/serial/__init__.py
@@ -23,14 +23,14 @@ class SerialPlugin(Plugin):
         self.baud_rate = baud_rate
 
 
-    def _read_json(serial_port):
+    def _read_json(self, serial_port):
         n_brackets = 0
         is_escaped_ch = False
         parse_start = False
-        output = bytearray()
+        output = bytes()
 
         while True:
-            ch = bytes([serial_port.read()])
+            ch = serial_port.read()
             if not ch:
                 break