相关疑难解决方法(0)

每当我键入任何“废话”命令时，都会生成此 python 错误消息。普通命令工作正常。知道如何调试吗？

$ somenonexistingcommand
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/site.py", line 553, in <module>
    main()
  File "/usr/local/lib/python2.7/site.py", line 535, in main
    known_paths = addusersitepackages(known_paths)
  File "/usr/local/lib/python2.7/site.py", line 268, in addusersitepackages
    user_site = getusersitepackages()
  File "/usr/local/lib/python2.7/site.py", line 243, in getusersitepackages
    user_base = getuserbase() # this will also set USER_BASE
  File "/usr/local/lib/python2.7/site.py", line 233, in getuserbase
    USER_BASE = get_config_var('userbase')
  File "/usr/local/lib/python2.7/sysconfig.py", line 535, in get_config_var
    return get_config_vars().get(name)
  File "/usr/local/lib/python2.7/sysconfig.py", line 434, in get_config_vars
    _init_posix(_CONFIG_VARS)
  File "/usr/local/lib/python2.7/sysconfig.py", line 298, in _init_posix …