运行python runserver -nothreading -noreload时出错

/home/saumen/.local/lib/python2.7/site-packages/django/core/management/__init__.py:316: UnicodeWarning: Unicode equal comparison failed to convert both arguments to Unicode - interpreting them as being unequal
  if subcommand == 'runserver' and '--noreload' not in self.argv:
Traceback (most recent call last):
  File "manage.py", line 22, in <module>
    execute_from_command_line(sys.argv)
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/__init__.py", line 364, in execute_from_command_line
    utility.execute()
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/__init__.py", line 356, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/commands/runserver.py", line 61, in execute
    super(Command, self).execute(*args, **options)
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/base.py", line 330, in execute
    output = self.handle(*args, **options)
  File "/home/saumen/.local/lib/python2.7/site-packages/django/core/management/commands/runserver.py", line 86, in handle
    'or address:port pair.' % options['addrport'])
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 0: ordinal not in range(128)

我得到错误，当我运行python运行服务器-nothreading -noreload。我能做什么?我已经安装了mysqlclient和必要的python库。 问题来源StackOverflow 地址：/questions/59465630/error-running-python-runserver-nothreading-noreload