* Set TELNETCONSOLE_ENABLED=False in get_crawler().
* Make _get_console_and_portal() a context manager.
* Allow PYTHONTRACEMALLOC in tox.
* Close the event loop in test_custom_asyncio_loop_enabled_false().
* Close the handler in _uninstall_scrapy_root_handler().
* Close queues in test_squeues.py.
* Close empty queues in init_prios().
* Close PopenSpawn stdin and stdout explicitly.
* Silence the unclosed socket warning.
* Implement more methods in CustomStatsCollector.
* Link the Twisted issue.
* Close the connection on download_maxsize.
* Fix typing.
* Add a comment about CustomStatsCollector.
* Restore the coverage.
* Properly close fixture queues.
* More robust file closing in feed storages.
* Close the file in TestMarshalItemExporter.test_nonstring_types_item().
* Cleanup temporary file handling in test_exporters.py.
* Close the file in test_stats_file_failed().
* Use an explicit TextIOWrapper in XmlItemExporter.