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import sys
import numpy as np
import scipy.io.wavfile as wav
import simpl
usage = 'Usage: python {0} <input wav file> <output wav file>'.format(__file__)
if len(sys.argv) != 3:
print(usage)
sys.exit(1)
audio, sampling_rate = simpl.read_wav(sys.argv[1])
output_file = sys.argv[2]
pd = simpl.LorisPeakDetection()
peaks = pd.find_peaks(audio)
pt = simpl.SMSPartialTracking()
partials = pt.find_partials(peaks)
synth = simpl.LorisSynthesis()
audio_out = synth.synth(partials)
audio_out = np.asarray(audio_out * 32768, np.int16)
wav.write(output_file, sampling_rate, audio_out)
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