shithub: aubio

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[py] improve style for demo_filter.py

--- a/python/demos/demo_filter.py

+++ b/python/demos/demo_filter.py

@@ -4,6 +4,7 @@

 import os.path

 import aubio

+

 def apply_filter(path, target):

     # open input file, get its samplerate

     s = aubio.source(path)

@@ -27,19 +28,20 @@

         # count frames read

         total_frames += read

         # end of file reached

-        if read < s.hop_size: break

+        if read < s.hop_size:

+            break

     # print some info

     duration = total_frames / float(samplerate)

     input_str = "input: {:s} ({:.2f} s, {:d} Hz)"

     output_str = "output: {:s}, A-weighting filtered ({:d} frames total)"

-    print (input_str.format(s.uri, duration, samplerate))

-    print (output_str.format(o.uri, total_frames))

+    print(input_str.format(s.uri, duration, samplerate))

+    print(output_str.format(o.uri, total_frames))

 if __name__ == '__main__':

     usage = "{:s} <input_file> [output_file]".format(sys.argv[0])

     if not 1 < len(sys.argv) < 4:

-        print (usage)

+        print(usage)

         sys.exit(1)

     if len(sys.argv) < 3:

         input_path = sys.argv[1]