went through the files again, additions from #1165 are also included

examples/artist_albums.py

@@ -20,10 +20,7 @@ def get_args():
 def get_artist(name):
     results = sp.search(q='artist:' + name, type='artist')
     items = results['artists']['items']
-    if len(items) > 0:
-        return items[0]
-    else:
-        return None
+    return items[0] if items else None
 
 
 def show_artist_albums(artist):
@@ -38,7 +35,7 @@ def show_artist_albums(artist):
     for album in albums:
         name = album['name']
         if name not in seen:
-            logger.info('ALBUM: {name}')
+            logger.info(f'ALBUM: {name}')
             seen.add(name)
 
 

examples/artist_discography.py

@@ -20,10 +20,7 @@ def get_args():
 def get_artist(name):
     results = sp.search(q='artist:' + name, type='artist')
     items = results['artists']['items']
-    if len(items) > 0:
-        return items[0]
-    else:
-        return None
+    return items[0] if items else None
 
 
 def show_album_tracks(album):

examples/artist_recommendations.py

@@ -22,10 +22,7 @@ def get_args():
 def get_artist(name):
     results = sp.search(q='artist:' + name, type='artist')
     items = results['artists']['items']
-    if len(items) > 0:
-        return items[0]
-    else:
-        return None
+    return items[0] if items else None
 
 
 def show_recommendations_for_artist(artist):

examples/follow_playlist.py

@@ -13,14 +13,9 @@ def get_args():
 
 def main():
     args = get_args()
-
-    if args.playlist is None:
-        # Uses the Spotify Global Top 50 playlist
-        spotipy.Spotify(auth_manager=SpotifyOAuth()).current_user_follow_playlist(
-            '37i9dQZEVXbMDoHDwVN2tF')
-
-    else:
-        spotipy.Spotify(auth_manager=SpotifyOAuth()).current_user_follow_playlist(args.playlist)
+    # Uses Lofi Girl playlist
+    playlist = args.playlist or '0vvXsWCC9xrXsKd4FyS8kM'
+    spotipy.Spotify(auth_manager=SpotifyOAuth()).current_user_follow_playlist(playlist)
 
 
 if __name__ == '__main__':

spotipy/cache_handler.py

@@ -148,7 +148,7 @@ def save_token_to_cache(self, token_info):
         try:
             self.request.session['token_info'] = token_info
         except Exception as e:
-            logger.warning("Error saving token to cache: " + str(e))
+            logger.warning(f"Error saving token to cache: {e}")
 
 
 class FlaskSessionCacheHandler(CacheHandler):
@@ -173,7 +173,7 @@ def save_token_to_cache(self, token_info):
         try:
             self.session["token_info"] = token_info
         except Exception as e:
-            logger.warning("Error saving token to cache: " + str(e))
+            logger.warning(f"Error saving token to cache: {e}")
 
 
 class RedisCacheHandler(CacheHandler):
@@ -199,15 +199,15 @@ def get_cached_token(self):
             if token_info:
                 return json.loads(token_info)
         except RedisError as e:
-            logger.warning('Error getting token from cache: ' + str(e))
+            logger.warning(f"Error getting token from cache: {e}")
 
         return token_info
 
     def save_token_to_cache(self, token_info):
         try:
             self.redis.set(self.key, json.dumps(token_info))
         except RedisError as e:
-            logger.warning('Error saving token to cache: ' + str(e))
+            logger.warning(f"Error saving token to cache: {e}")
 
 
 class MemcacheCacheHandler(CacheHandler):
@@ -231,11 +231,11 @@ def get_cached_token(self):
             if token_info:
                 return json.loads(token_info.decode())
         except MemcacheError as e:
-            logger.warning('Error getting token from cache' + str(e))
+            logger.warning(f"Error getting token to cache: {e}")
 
     def save_token_to_cache(self, token_info):
         from pymemcache import MemcacheError
         try:
             self.memcache.set(self.key, json.dumps(token_info))
         except MemcacheError as e:
-            logger.warning('Error saving token to cache' + str(e))
+            logger.warning(f"Error saving token to cache: {e}")

spotipy/oauth2.py

@@ -240,7 +240,7 @@ def _request_access_token(self):
         )
 
         logger.debug(
-            "sending POST request to {} with Headers: {} and Body: {!r}".format(
+            "Sending POST request to {} with Headers: {} and Body: {!r}".format(
                 self.OAUTH_TOKEN_URL, headers, payload)
         )
 
@@ -532,7 +532,7 @@ def get_access_token(self, code=None, as_dict=True, check_cache=True):
         headers = self._make_authorization_headers()
 
         logger.debug(
-            "sending POST request to {} with Headers: {} and Body: {!r}".format(
+            "Sending POST request to {} with Headers: {} and Body: {!r}".format(
                 self.OAUTH_TOKEN_URL, headers, payload)
         )
 
@@ -562,7 +562,7 @@ def refresh_access_token(self, refresh_token):
         headers = self._make_authorization_headers()
 
         logger.debug(
-            "sending POST request to {} with Headers: {} and Body: {!r}".format(
+            "Sending POST request to {} with Headers: {} and Body: {!r}".format(
                 self.OAUTH_TOKEN_URL, headers, payload)
         )
 
@@ -888,7 +888,7 @@ def get_access_token(self, code=None, check_cache=True):
         headers = {"Content-Type": "application/x-www-form-urlencoded"}
 
         logger.debug(
-            "sending POST request to {} with Headers: {} and Body: {!r}".format(
+            "Sending POST request to {} with Headers: {} and Body: {!r}".format(
                 self.OAUTH_TOKEN_URL, headers, payload)
         )
 
@@ -919,7 +919,7 @@ def refresh_access_token(self, refresh_token):
         headers = {"Content-Type": "application/x-www-form-urlencoded"}
 
         logger.debug(
-            "sending POST request to {} with Headers: {} and Body: {!r}".format(
+            "Sending POST request to {} with Headers: {} and Body: {!r}".format(
                 self.OAUTH_TOKEN_URL, headers, payload)
         )