Create a Plex Playlist with what was aired on this today's month-day, sort by oldest first, using PlexAPI

aired_today_playlist.py

"""
Create a Plex Playlist with what was aired on this today's month-day, sort by oldest first.
If Playlist from yesterday exists delete and create today's.
If today's Playlist exists exit.
"""
# Untested requires plexapi 3.0.0.

from plexapi.server import PlexServer
import requests

baseurl = 'http://localhost:32400'
token = 'xxxxxx'
plex = PlexServer(baseurl, token)

library_name = ['Movies', 'TV Shows'] # You library names

child_lst = []


today = datetime.now().date()

TODAY_PLAY_TITLE = 'Aired Today {}-{}'.format(today.tm_mon, today.tm_mday)

# Remove old Aired Today Playlists
for playlist in plex.playlists():
    if playlist.title == TODAY_PLAY_TITLE.startswith('Aired Today') and not TODAY_PLAY_TITLE:
        playlist.delete()
    elif playlist.title == TODAY_PLAY_TITLE:
        print('{} already exists. No need to make again.'.format(TODAY_PLAY_TITLE))
        exit(0)

# Get all movies or episodes from LIBRARY_NAME
for library in library_name:
    for child in plex.library.section(library).all():
        if child.type == 'movie':
            child_lst.append(child)
        elif child.type == 'show':
            child_lst += child.episodes()

pl = sorted([v for v in child_lst if v.originallyAvailableAt.date() == today], lambda k: k.originallyAvailableAt)

# Create Playlist
plex.createPlaylist(TODAY_PLAY_TITLE, pl)