import numpy as np
import sounddevice as sd
import scipy as sp
from scipy.io import wavfile
import matplotlib.pyplot as plt

sample_rate, wav_data = wavfile.read("fm.wav")
time = len(wav_data)/sample_rate

new_sample_rate = 48E3
num_samples = int(time*new_sample_rate)
plt.subplot(211)
plt.plot(wav_data)
wav_data = sp.signal.resample(wav_data, num_samples)
plt.subplot(212)
plt.plot(wav_data)
plt.show()

sd.play(wav_data, samplerate=new_sample_rate)
sd.wait()