import numpy,pylab,urllib,warnings
from scipy.io import wavfile
from IPython.display import display,Audio
warnings.filterwarnings('ignore')url='https://storage.googleapis.com/audioset/miaow_16k.wav'
input_file=urllib.request.urlopen(url)
output_file=open('miaow_16k.wav','wb')output_file.write(input_file.read())
output_file.close(); input_file.close()
_,wav=wavfile.read('miaow_16k.wav');wav=wav.astype('float')/numpy.iinfo(numpy.int16).maxdisplay(Audio(wav,rate=int(16000)))
f,ax=pylab.subplots(1,figsize=(6,5))
ax.plot(wav,c='#3636ff',lw=.05,alpha=.9)
ax.set_ylabel('amplitude'); pylab.show()
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