plot a .wav in drawbot

waveform.py

from scipy.io import wavfile
fs, data = wavfile.read("Untitled2.wav")
# for this case I only needed the left waveform
left = [a[0] for a in data.tolist()]

seconds = data.shape[0]/fs
fps = fs
duration = 1 / fps
totalFrames = round(seconds * fps)
# I was too lazy to scale anything so I made a massive image file:)
w, h = totalFrames+200, max(left)+abs(min(left))+100

newPage(w, h)

fill(1, 0, 0)
# translate to the center of the page
translate(100, h / 2)
a = 1
for p,r in enumerate(left):
    rect(1*p,0,3,r)
    a += 1

saveImage("./myWaveforms.pdf")