Use decoded soup message type, and avoid Landscape warning.

rnps/soupbin.py

@@ -1,7 +1,7 @@
 ########################################################################
 # robot-nps, Network Protocol Simulator for Robot Framework
 #
-# Copyright (C) 2014 David Arnold
+# Copyright (C) 2014-2016 David Arnold
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -45,7 +45,7 @@ def has_complete_message(buf):
         # SoupBin header length field is count of following bytes (so + 2).
         return False
 
-    if buf[2] not in Messages.keys():
+    if soup_type not in Messages.keys():
         # Unrecognised SoupBin message type code.
         return False
 
@@ -60,7 +60,7 @@ def get_message(buf):
     if len(buf) < soup_length + 2:
         return None, buf
 
-    constructor = Messages.get(buf[2])
+    constructor = Messages.get(soup_type)
     if not constructor:
         return None, buf
 
@@ -127,7 +127,7 @@ def decode(self, buf):
 
         # Bytes 0 & 1 are len, 2 is type, 3+ are payload.
         # Length: +1 for type, +1 for Python slicing.
-        self.text = buf[3:soup_len + 2] 
+        self.text = buf[3:soup_len + 2]
         return