Python 3.7 环境下运行 scrapy crawl 报错 def write(self, data, async=False)，详细报错信息如下：

2018-08-10 15:10:29 [scrapy.utils.log] INFO: Scrapy 1.5.1 started (bot: ArticleSpider)

2018-08-10 15:10:29 [scrapy.utils.log] INFO: Versions: lxml 4.2.4.0, libxml2 2.9.8, cssselect 1.0.3, parsel 1.5.0, w3lib 1.19.0, Twisted 18.7.0, Python 3.7.0 (v3.7.0:1bf9cc5093, Jun 26 2018, 23:26:24) - [Clang 6.0 (clang-600.0.57)], pyOpenSSL 18.0.0 (OpenSSL 1.1.0h 27 Mar 2018), cryptography 2.3, Platform Darwin-16.7.0-x86_64-i386-64bit

2018-08-10 15:10:29 [scrapy.crawler] INFO: Overridden settings: {'BOT_NAME': 'ArticleSpider', 'NEWSPIDER_MODULE': 'ArticleSpider.spiders', 'SPIDER_MODULES': ['ArticleSpider.spiders']}

Traceback (most recent call last):

File "/Applications/PyCharm.app/Contents/helpers/pydev/pydevd.py", line 1664, in

main()

File "/Applications/PyCharm.app/Contents/helpers/pydev/pydevd.py", line 1658, in main

globals = debugger.run(setup['file'], None, None, is_module)

File "/Applications/PyCharm.app/Contents/helpers/pydev/pydevd.py", line 1068, in run

pydev_imports.execfile(file, globals, locals) # execute the script

File "/Applications/PyCharm.app/Contents/helpers/pydev/_pydev_imps/_pydev_execfile.py", line 18, in execfile

exec(compile(contents+"\n", file, 'exec'), glob, loc)

File "/Users/a123123/Work/PycharmProjects/ArticleSpider/main.py", line 8, in

execute(["scrapy", "crawl", "weixinarticle"])

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/cmdline.py", line 150, in execute

_run_print_help(parser, _run_command, cmd, args, opts)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/cmdline.py", line 90, in _run_print_help

func(*a, **kw)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/cmdline.py", line 157, in _run_command

cmd.run(args, opts)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/commands/crawl.py", line 57, in run

self.crawler_process.crawl(spname, **opts.spargs)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/crawler.py", line 170, in crawl

crawler = self.create_crawler(crawler_or_spidercls)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/crawler.py", line 198, in create_crawler

return self._create_crawler(crawler_or_spidercls)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/crawler.py", line 203, in _create_crawler

return Crawler(spidercls, self.settings)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/crawler.py", line 55, in __init__

self.extensions = ExtensionManager.from_crawler(self)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/middleware.py", line 58, in from_crawler

return cls.from_settings(crawler.settings, crawler)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/middleware.py", line 34, in from_settings

mwcls = load_object(clspath)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/utils/misc.py", line 44, in load_object

mod = import_module(module)

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/importlib/__init__.py", line 127, in import_module

return _bootstrap._gcd_import(name[level:], package, level)

File "", line 1006, in _gcd_import

File "", line 983, in _find_and_load

File "", line 967, in _find_and_load_unlocked

File "", line 677, in _load_unlocked

File "", line 728, in exec_module

File "", line 219, in _call_with_frames_removed

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/scrapy/extensions/telnet.py", line 12, in

from twisted.conch import manhole, telnet

File "/Users/a123123/.virtualenvs/article_spider/lib/python3.7/site-packages/twisted/conch/manhole.py", line 154

def write(self, data, async=False):

^

SyntaxError: invalid syntax