counter: explicit string formatting for annotation text

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

diff --git a/decoders/spi/pd.py b/decoders/spi/pd.py
index 7b979f0762bf3e50e555627344f26f916ec9c272..9beb4e63b2642358b7447881e22a2fe0376208ed 100644 (file)
--- a/decoders/spi/pd.py
+++ b/decoders/spi/pd.py
@@ -121,6 +121,9 @@ class Decoder(srd.Decoder):
     )
 
     def __init__(self):
+        self.reset()
+
+    def reset(self):
         self.samplerate = None
         self.bitcount = 0
         self.misodata = self.mosidata = 0
@@ -142,7 +145,7 @@ class Decoder(srd.Decoder):
         self.out_python = self.register(srd.OUTPUT_PYTHON)
         self.out_ann = self.register(srd.OUTPUT_ANN)
         self.out_binary = self.register(srd.OUTPUT_BINARY)
-        if self.samplerate is not None:
+        if self.samplerate:
             self.out_bitrate = self.register(srd.OUTPUT_META,
                     meta=(int, 'Bitrate', 'Bitrate during transfers'))
         self.bw = (self.options['wordsize'] + 7) // 8
@@ -250,7 +253,7 @@ class Decoder(srd.Decoder):
         self.putdata()
 
         # Meta bitrate.
-        if self.samplerate is not None:
+        if self.samplerate:
             elapsed = 1 / float(self.samplerate)
             elapsed *= (self.samplenum - self.ss_block + 1)
             bitrate = int(1 / elapsed * ws)