纵骑横飞 章仕烜 首先我们来看一下 DataOutputStream /** * A data output stream lets an application write primitive Java data * types to an output stream in a portable way. An application can * then use a data input stream to read the data back in. * * @auth
安装的是Python3.7,装上依赖包和scrapy后运行爬虫命令出错 File "D:\Python37\lib\site-packages\scrapy\extensions\telnet.py", line 12, in <module> from twisted.conch import manhole, telnet File "D:\Python37\lib\site-packages\twisted\conch\manhole.py", l