Fix pylint issues.

scrapy/crawler.py

@@ -9,8 +9,6 @@ from typing import TYPE_CHECKING, Any, Dict, Optional, Set, Type, Union
 from twisted.internet import defer
 from zope.interface.exceptions import DoesNotImplement
 
-from scrapy.spiderloader import SpiderLoader
-
 try:
     # zope >= 5.0 only supports MultipleInvalid
     from zope.interface.exceptions import MultipleInvalid
@@ -27,6 +25,7 @@ from scrapy.interfaces import ISpiderLoader
 from scrapy.logformatter import LogFormatter
 from scrapy.settings import Settings, overridden_settings
 from scrapy.signalmanager import SignalManager
+from scrapy.spiderloader import SpiderLoader
 from scrapy.statscollectors import StatsCollector
 from scrapy.utils.log import (
     LogCounterHandler,

scrapy/utils/gz.py

@@ -24,8 +24,7 @@ def gunzip(data: bytes) -> bytes:
             # some pages are quite small so output_list is empty
             if output_list:
                 break
-            else:
-                raise
+            raise
     return b"".join(output_list)