Spawn an MP3 conversion server, powered by Python's flask library.

The server page takes an input audio file and converts it to an MP3 using the mp3 tool. One can also specify a frequency transpose in terms of positive or negative half-steps.

Usage (Auto-Generated)

usage: flask_mp3server [-h] [--port PORT]

  -h, --help   show this help message and exit
  --port PORT  Port to run the server on