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-rw-r--r--decoders/i2s/__init__.py1
-rw-r--r--decoders/i2s/pd.py9
2 files changed, 4 insertions, 6 deletions
diff --git a/decoders/i2s/__init__.py b/decoders/i2s/__init__.py
index b9c0ed7..550a8c8 100644
--- a/decoders/i2s/__init__.py
+++ b/decoders/i2s/__init__.py
@@ -28,4 +28,3 @@ http://en.wikipedia.org/wiki/I2s
'''
from .pd import *
-
diff --git a/decoders/i2s/pd.py b/decoders/i2s/pd.py
index dc42a4e..8b45a75 100644
--- a/decoders/i2s/pd.py
+++ b/decoders/i2s/pd.py
@@ -93,8 +93,8 @@ class Decoder(srd.Decoder):
# Calculate the sample rate.
samplerate = '?'
- if self.start_sample != None and \
- self.first_sample != None and \
+ if self.start_sample is not None and \
+ self.first_sample is not None and \
self.start_sample > self.first_sample:
samplerate = '%d' % (self.samplesreceived *
self.samplerate / (self.start_sample -
@@ -151,7 +151,7 @@ class Decoder(srd.Decoder):
continue
# Only submit the sample, if we received the beginning of it.
- if self.start_sample != None:
+ if self.start_sample is not None:
if not self.wrote_wav_header:
self.put(0, 0, self.out_bin, (0, self.wav_header()))
@@ -182,8 +182,7 @@ class Decoder(srd.Decoder):
self.start_sample = self.samplenum
# Save the first sample position.
- if self.first_sample == None:
+ if self.first_sample is None:
self.first_sample = self.samplenum
self.oldws = ws
-