Use consistent __init__() format across all PDs.

[libsigrokdecode.git] / decoders / ir_nec / pd.py

diff --git a/decoders/ir_nec/pd.py b/decoders/ir_nec/pd.py
index 94e232f0b743b8cef8a21d1307ee084f0e46af16..8c589fa480c8426a1b38fa524135e84c35c65b3e 100644 (file)
--- a/decoders/ir_nec/pd.py
+++ b/decoders/ir_nec/pd.py
@@ -21,6 +21,9 @@
 import sigrokdecode as srd
 from .lists import *
 
+class SamplerateError(Exception):
+    pass
+
 class Decoder(srd.Decoder):
     api_version = 2
     id = 'ir_nec'
@@ -96,7 +99,7 @@ class Decoder(srd.Decoder):
                  [11, ['%s: %s' % (dev, btn[0]), '%s: %s' % (dev, btn[1]),
                  '%s' % btn[1]]])
 
-    def __init__(self, **kwargs):
+    def __init__(self):
         self.state = 'IDLE'
         self.ss_bit = self.ss_start = self.ss_other_edge = self.ss_remote = 0
         self.data = self.count = self.active = self.old_ir = None
@@ -148,8 +151,8 @@ class Decoder(srd.Decoder):
         return ret == 0
 
     def decode(self, ss, es, data):
-        if self.samplerate is None:
-            raise Exception("Cannot decode without samplerate.")
+        if not self.samplerate:
+            raise SamplerateError('Cannot decode without samplerate.')
         for (self.samplenum, pins) in data:
             self.ir = pins[0]
 
@@ -199,8 +202,5 @@ class Decoder(srd.Decoder):
                 self.putremote()
                 self.ss_bit = self.ss_start = self.samplenum
                 self.state = 'IDLE'
-            else:
-                raise Exception('Invalid state: %s' % self.state)
 
             self.old_ir = self.ir
-