davidavdav/audacity.py

A Python tool to extract .wav files from Audacity .aup files

audacity.py

A Python tool to extract .wav files from Audacity .aup files

This package can read an Audacity .aup file, and can extract the audio for a given channel and save as a .wav file.

Install

pip install --user git+https://github.com/davidavdav/audacity.py.git

Command line usage

Extract the second channel from an .aup file

python -m audacity --channel 2 file.aup file-2.wav

On the command line, the first channel is 1.

API

Aup class

import audacity
aup = audacity.Aup("file.aup")

open file for reading, and read blocks of data:

channel=0
with aup.open(channel) as fd:
  data = fd.read()
  print len(data) ## float32 numbers

In the Python API, the first channel is 0.

convert to .wav

channel=0
aup.towav("file.wav", channel, start=0, stop=None)

Optionally, you can specify start and stop (in seconds) to only extract part of an .aup file.