Changeset d5e846c for python/demos

Timestamp:

Mar 6, 2013, 10:56:04 PM (12 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

9f8e8a9

Parents:

3184468

Message:

demos/demo_beats_and_tempo.py: skip plot if not beats

File:

• python/demos/demo_beats_and_tempo.py (modified) (1 diff)

python/demos/demo_beats_and_tempo.py

@@ -32 +32 @@
 
 from numpy import mean, median
-print 'mean period:', mean(periods), 'bpm'
-print 'median period:', median(periods), 'bpm'
-
-from pylab import plot, show
-plot(beats[1:], periods)
-show()
+if len(periods):
+    print 'mean period:', "%.2f" % mean(periods), 'bpm', 'median', "%.2f" % median(periods), 'bpm'
+    if 0:
+        from pylab import plot, show
+        plot(beats[1:], periods)
+        show()
+else:
+    print 'mean period:', "%.2f" % 0, 'bpm', 'median', "%.2f" % 0, 'bpm'