【Django错误】OSError: raw write() returned invalid length 14 (should have been between 0 and 7)
错误环境
使用Django框架创建完models类的之后，用python manage.py migrate命令来生成数据库表的时候出错
错误代码
Operations to perform:
Apply all migrations: SMS, admin, auth, contenttypes, sessions
Running migrations:
Running migrations:
Traceback (most recent call last):
File "manage.py", line 22, in <module>
execute_from_command_line(sys.argv)
File "C:python35libsite-packagesdjangocoremanagement\__init__.py", line 364, in execute_from_command_line
utility.execute()
File "C:python35libsite-packagesdjangocoremanagement\__init__.py", line 356, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:python35libsite-packagesdjangocoremanagementase.py", line 283, in run_from_argv
self.execute(*args, **cmd_options)
self.execute(*args, **cmd_options)
File "C:python35libsite-packagesdjangocoremanagementase.py", line 330, in execute
output = self.handle(*args, **options)
File "C:python35libsite-packagesdjangocoremanagementcommandsmigrate.py", line 177, in handle
self.stdout.write(self.style.MIGRATE_HEADING("Running migrations:"))
File "C:python35libsite-packagesdjangocoremanagementase.py", line 110, in write
self._out.write(force_str(style_func(msg)))
OSError: raw write() returned invalid length 42 (should have been between 0 and 21)
错误原因
与win10系统、版本有关系
可能是unicode字符的返回值问题
解决办法
可以使用pip install win_unicode_console安装win_unicode_console，在代码文件中添加以下两行代码解决：
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import win_unicode_consolewin_unicode_console.enable() |