[英]Can I access sys.argv in python in interactive mode?
I'd like to do something like: 我想做点什么:
% python foo bar
import sys
sys.argv
to get: 要得到:
% ['foo', 'bar']
but of course python dies when you enter an argument which is not a script or goes into non interactive mode if you do. 但是当你输入一个不是脚本的参数或者你进入非交互模式时,python会死掉。
Can I do this somehow? 我能以某种方式这样做吗?
Use -
as script name: 使用-
作为脚本名称:
python - foo bar
Test: 测试:
>>> import sys
>>> sys.argv
['-', 'foo', 'bar']
$ python - asdf asdf
Python 2.7.6 (default, Feb 15 2014, 23:06:13)
[GCC 4.8.2 20140206 (prerelease)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import sys
>>> sys.argv
['-', 'asdf', 'asdf']
>>>
Run python this way: 以这种方式运行python:
python - foo bar
Then 然后
import sys
sys.argv
will work :) 将工作 :)
You could just set it manually for testing in IDLE: 您可以手动设置它以便在IDLE中进行测试:
try:
__file__
except:
sys.argv = [sys.argv[0], 'foo', 'bar']
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