Tweet #nowplaying of iTunes on Windows. Install pywin32 from https://sourceforge.net/projects/pywin32/ before using.

nowplaying_itunes.py

# coding: utf-8
import win32com.client
import webbrowser
from urllib.parse import quote


def get_itunes_client():
    return win32com.client.Dispatch("iTunes.Application")


def build_nowplaying_text(client):
    track = client.CurrentTrack
    name = track.Name
    artist = track.Artist
    return "🎶 {} by {} #nowplaying".format(name, artist)


def main():
    itunes = get_itunes_client()
    text = build_nowplaying_text(itunes)
    encoded = quote(text)
    webbrowser.open('https://twitter.com/intent/tweet?text={}'.format(encoded))


if __name__ == '__main__':
    main()