没有sudo

时间:2018-02-03 01:30:15

标签: python linux

当我执行没有sudo的脚本时:

$ python main.py 
Traceback (most recent call last):
  File "main.py", line 3, in <module>
    import irc
  File "/Users/judgej4/twitchchat/irc.py", line 3, in <module>
    import asyncio
  File "/Users/judgej4/anaconda3/lib/python3.6/site-packages/asyncio/__init__.py", line 21, in <module>
    from .base_events import *
  File "/Users/judgej4/anaconda3/lib/python3.6/site-packages/asyncio/base_events.py", line 18, in <module>
    import concurrent.futures
  File "/Users/judgej4/anaconda3/lib/python3.6/site-packages/concurrent/futures/__init__.py", line 8, in <module>
    from concurrent.futures._base import (FIRST_COMPLETED,
  File "/Users/judgej4/anaconda3/lib/python3.6/site-packages/concurrent/futures/_base.py", line 381
    raise exception_type, self._exception, self._traceback
                        ^
SyntaxError: invalid syntax

当我使用sudo执行时,语法错误消失,脚本正确执行。

我该怎么做呢?

修改 请注意,我为每个使用相同的python版本:

$ which python
/Users/judgej4/anaconda3/bin/python
$ sudo which python
/Users/judgej4/anaconda3/bin/python

我注意到PYTHONPATH包含一些普通用户的目录,而sudo没有:

/Users/judgej4/anaconda3/lib/python3.6/site-packages
/usr/local/Cellar/apache-spark/2.2.1/libexec/python

看起来错误来自第一个目录。

我可以从我的PYTHONPATH中删除该目录,但我宁愿解决问题,这似乎与anaconda

编辑2

$ python --version
Python 3.6.3 :: Anaconda custom (64-bit)
$ sudo python --version
Python 3.6.3 :: Anaconda custom (64-bit)

编辑3

$ command -v python
/Users/judgej4/anaconda3/bin/python
$ sudo command -v python
/Users/judgej4/anaconda3/bin/python

3 个答案:

答案 0 :(得分:3)

问题不在于你的python解释器 - 它与你的python库设置有关。查看导致异常的行:

File "/Users/judgej4/anaconda3/lib/python3.6/site-packages/concurrent/futures/_base.py", line 381
    raise exception_type, self._exception, self._traceback

这是 python 2代码,但它位于 python3.6 / site-packages /...下。看起来你已经在python3中安装了futures包,这是一个python2包,一个你绝对不需要的反向端口。你提到root的PYTHONPATH不包含

/Users/judgej4/anaconda3/lib/python3.6/site-packages

这就是您的脚本与sudo一起使用的原因:它获取的concurrent的分发版本位于/Users/judgej4/anaconda3/lib/python3.6/,而不是futures中不兼容的/Users/judgej4/anaconda3/lib/python3.6/site-packages版本。

如果删除了应该解决问题的/Users/judgej4/anaconda3/lib/python3.6/site-packages/concurrent/目录。

答案 1 :(得分:2)

使用Python 3.6 执行Python 2代码可能导致此错误。

也许您的配置如下所示:

  • 您的root用户的python命令是python2
  • 的别名
  • 普通用户的python命令运行python3.6

如果是这样,您应该使用python2命令来避免这个错误:

  • sudo python2 main.py
  • python2 main.py

答案 2 :(得分:0)

sudo看起来正在使用不同版本的python执行你的脚本 - 以下命令将确认这一点:

sudo type python

type python

我希望输出不同,第一个命令打印到安装python 2的路径

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