chunk_audio_book.py

from pydub import AudioSegment
import datetime 

path = ""
sound = AudioSegment.from_mp3(path)

length = len(sound)
print(f'Length of the file is {datetime.timedelta(milliseconds=length)} How many minutes should be one file?')

step_minutes = input()
step_miliseconds = int(step_minutes) * 60000
l = 0
c = 0

while l + step_miliseconds < length:
    sound[l:l+step_miliseconds].export(f"path/file_{c}.mp3", format="mp3")
    print(f'File_{c}.mp3 created')
    l += step_miliseconds
    c += 1

print(f'Count: {c} sounds created')