Performance optimisation: Don't query tracks for uninteresting albums

The call to tidal_album.tracks() can take a very long time to execute
which can significantly slow down the search in certain cases
This commit is contained in:
Tim Rae
2024-06-08 16:27:13 +02:00
parent 0c859cc9aa
commit 1a7ff4f083

View File

@@ -3,6 +3,7 @@
import asyncio
from .cache import failure_cache, track_match_cache
import datetime
from difflib import SequenceMatcher
from functools import partial
from typing import List, Sequence, Set, Mapping
import math
@@ -51,7 +52,7 @@ def name_match(tidal_track, spotify_track) -> bool:
simple_spotify_track = simple(spotify_track['name'].lower()).split('feat.')[0].strip()
return simple_spotify_track in tidal_track.name.lower() or normalize(simple_spotify_track) in normalize(tidal_track.name.lower())
def artist_match(tidal_track: tidalapi.Track, spotify_track) -> bool:
def artist_match(tidal: tidalapi.Track | tidalapi.Album, spotify) -> bool:
def split_artist_name(artist: str) -> Sequence[str]:
if '&' in artist:
return artist.split('&')
@@ -60,9 +61,9 @@ def artist_match(tidal_track: tidalapi.Track, spotify_track) -> bool:
else:
return [artist]
def get_tidal_artists(tidal_track: tidalapi.Track, do_normalize=False) -> Set[str]:
def get_tidal_artists(tidal: tidalapi.Track | tidalapi.Album, do_normalize=False) -> Set[str]:
result: list[str] = []
for artist in tidal_track.artists:
for artist in tidal.artists:
if do_normalize:
artist_name = normalize(artist.name)
else:
@@ -70,9 +71,9 @@ def artist_match(tidal_track: tidalapi.Track, spotify_track) -> bool:
result.extend(split_artist_name(artist_name))
return set([simple(x.strip().lower()) for x in result])
def get_spotify_artists(spotify_track: t_spotify.SpotifyTrack, do_normalize=False) -> Set[str]:
def get_spotify_artists(spotify, do_normalize=False) -> Set[str]:
result: list[str] = []
for artist in spotify_track['artists']:
for artist in spotify['artists']:
if do_normalize:
artist_name = normalize(artist['name'])
else:
@@ -81,9 +82,9 @@ def artist_match(tidal_track: tidalapi.Track, spotify_track) -> bool:
return set([simple(x.strip().lower()) for x in result])
# There must be at least one overlapping artist between the Tidal and Spotify track
# Try with both un-normalized and then normalized
if get_tidal_artists(tidal_track).intersection(get_spotify_artists(spotify_track)) != set():
if get_tidal_artists(tidal).intersection(get_spotify_artists(spotify)) != set():
return True
return get_tidal_artists(tidal_track, True).intersection(get_spotify_artists(spotify_track, True)) != set()
return get_tidal_artists(tidal, True).intersection(get_spotify_artists(spotify, True)) != set()
def match(tidal_track, spotify_track) -> bool:
if not spotify_track['id']: return False
@@ -93,21 +94,27 @@ def match(tidal_track, spotify_track) -> bool:
and artist_match(tidal_track, spotify_track)
)
def test_album_similarity(spotify_album, tidal_album, threshold=0.6):
return SequenceMatcher(None, simple(spotify_album['name']), simple(tidal_album.name)).ratio() >= threshold and artist_match(tidal_album, spotify_album)
async def tidal_search(spotify_track, rate_limiter, tidal_session: tidalapi.Session) -> tidalapi.Track | None:
def _search_for_track_in_album():
# search for album name and first album artist
if 'album' in spotify_track and 'artists' in spotify_track['album'] and len(spotify_track['album']['artists']):
album_result = tidal_session.search(simple(spotify_track['album']['name']) + " " + simple(spotify_track['album']['artists'][0]['name']), models=[tidalapi.album.Album])
query = simple(spotify_track['album']['name']) + " " + simple(spotify_track['album']['artists'][0]['name'])
album_result = tidal_session.search(query, models=[tidalapi.album.Album])
for album in album_result['albums']:
album_tracks = album.tracks()
if len(album_tracks) >= spotify_track['track_number']:
if album.num_tracks >= spotify_track['track_number'] and test_album_similarity(spotify_track['album'], album):
album_tracks = album.tracks()
track = album_tracks[spotify_track['track_number'] - 1]
if match(track, spotify_track):
failure_cache.remove_match_failure(spotify_track['id'])
return track
def _search_for_standalone_track():
# if album search fails then search for track name and first artist
for track in tidal_session.search(simple(spotify_track['name']) + ' ' + simple(spotify_track['artists'][0]['name']), models=[tidalapi.media.Track])['tracks']:
query = simple(spotify_track['name']) + ' ' + simple(spotify_track['artists'][0]['name'])
for track in tidal_session.search(query, models=[tidalapi.media.Track])['tracks']:
if match(track, spotify_track):
failure_cache.remove_match_failure(spotify_track['id'])
return track