shithub: aubio

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python/demos/demo_pitch.py: clean up imports

--- a/python/demos/demo_pitch.py

+++ b/python/demos/demo_pitch.py

@@ -45,6 +45,7 @@

 if 0: sys.exit(0)

 #print pitches

+import os.path

 from numpy import array, ma

 import matplotlib.pyplot as plt

 from demo_waveform_plot import get_waveform_plot, set_xlabels_sample2time

@@ -63,14 +64,11 @@

 ax1.set_xlabel('')

 def array_from_text_file(filename, dtype = 'float'):

-    import os.path

-    from numpy import array

     filename = os.path.join(os.path.dirname(__file__), filename)

     return array([line.split() for line in open(filename).readlines()],

         dtype = dtype)

 ax2 = fig.add_subplot(312, sharex = ax1)

-import sys, os.path

 ground_truth = os.path.splitext(filename)[0] + '.f0.Corrected'

 if os.path.isfile(ground_truth):

     ground_truth = array_from_text_file(ground_truth)