From 462014bc5738a5ed18ec4c15a91384eb17e57096 Mon Sep 17 00:00:00 2001
From: Eugenio Lacuesta <eugenio.lacuesta@gmail.com>
Date: Mon, 23 Nov 2020 15:51:59 -0300
Subject: [PATCH] Scheduler: remove support for deprecated
 queuelib.PriorityQueue

---
 scrapy/core/scheduler.py | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/scrapy/core/scheduler.py b/scrapy/core/scheduler.py
index a18c26b17..9ce823dbc 100644
--- a/scrapy/core/scheduler.py
+++ b/scrapy/core/scheduler.py
@@ -1,14 +1,10 @@
 import os
 import json
 import logging
-import warnings
 from os.path import join, exists
 
-from queuelib import PriorityQueue
-
 from scrapy.utils.misc import load_object, create_instance
 from scrapy.utils.job import job_dir
-from scrapy.utils.deprecate import ScrapyDeprecationWarning
 
 
 logger = logging.getLogger(__name__)
@@ -56,14 +52,6 @@ class Scheduler:
         dupefilter_cls = load_object(settings['DUPEFILTER_CLASS'])
         dupefilter = create_instance(dupefilter_cls, settings, crawler)
         pqclass = load_object(settings['SCHEDULER_PRIORITY_QUEUE'])
-        if pqclass is PriorityQueue:
-            warnings.warn("SCHEDULER_PRIORITY_QUEUE='queuelib.PriorityQueue'"
-                          " is no longer supported because of API changes; "
-                          "please use 'scrapy.pqueues.ScrapyPriorityQueue'",
-                          ScrapyDeprecationWarning)
-            from scrapy.pqueues import ScrapyPriorityQueue
-            pqclass = ScrapyPriorityQueue
-
         dqclass = load_object(settings['SCHEDULER_DISK_QUEUE'])
         mqclass = load_object(settings['SCHEDULER_MEMORY_QUEUE'])
         logunser = settings.getbool('SCHEDULER_DEBUG')