Creating music with absolutely anything

example.py

import random, music
m = music.MIDI()
notes = [61, 63, 66, 68, 70] #pentatonic scale so it sounds pretty
while True: #Yes, infinite loop. No one cares.
  m.send(random.choice(notes), 0.125, 100) #Assuming 120BPM, this sends an eigth note

music.py

#You need to include everything up to the example for your stuff
import time, rtmidi #`pip install rtmidi`
class MIDI:
  _version = "1.0"
  def __init__(self):
    print "music.py version %s" % self._version
    self.out = rtmidi.MidiOut()
    self.out.open_virtual_port('music.py')

  def send(self, note, length, velocity):
    self.out.send_message([0x90, note, velocity])
    time.sleep(length)
    self.out.send_message([0x80, note, 0])