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python/demos/demo_tempo_plot.py: import first

--- a/python/demos/demo_tempo_plot.py

+++ b/python/demos/demo_tempo_plot.py

@@ -44,11 +44,11 @@

 bpms = [60./(b - a) for a,b in zip(beats[:-1],beats[1:])]

 if len(bpms):

-    print 'mean period:', "%.2f" % mean(bpms), 'bpm', 'median', "%.2f" % median(bpms), 'bpm'

-    print 'plotting', filename

     # do plotting

     from numpy import array, arange, mean, median

     import matplotlib.pyplot as plt

+    print 'mean period:', "%.2f" % mean(bpms), 'bpm', 'median', "%.2f" % median(bpms), 'bpm'

+    print 'plotting', filename

     plt1 = plt.axes([0.1, 0.75, 0.8, 0.19])

     plt2 = plt.axes([0.1, 0.1, 0.8, 0.65], sharex = plt1)

     plt.rc('lines',linewidth='.8')