From 9c006d1ecc0a87eaa1b4d7daf975155f0a976c31 Mon Sep 17 00:00:00 2001
From: jan Iversen <jancasacondor@gmail.com>
Date: Tue, 24 May 2022 19:59:57 +0200
Subject: [PATCH] Please pylint.

---
 pymodbus/framer/rtu_framer.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pymodbus/framer/rtu_framer.py b/pymodbus/framer/rtu_framer.py
index 2a73f78418..519c9c9743 100644
--- a/pymodbus/framer/rtu_framer.py
+++ b/pymodbus/framer/rtu_framer.py
@@ -131,8 +131,7 @@ def isFrameReady(self):
         :returns: True if ready, False otherwise
         """
 
-        size = self._header.get('len', 0)
-        if size == 0 and len(self._buffer) > self._hsize:
+        if (size := self._header.get('len', 0)) == 0 and len(self._buffer) > self._hsize:
             try:
                 size = self.populateHeader()
             except IndexError: