On 27 Mar 2016 17:01, "Ben Finney" <ben+pyt...@benfinney.id.au> wrote:
>
> Hongyi Zhao <hongyi.z...@gmail.com> writes:
>
> > I use the following code the update the os.environ:
> >
> > import os
> > from subprocess import check_output
> >
> > # POSIX: name shall not contain '=', value doesn't contain '\0'
> > output = check_output("source /home/werner/env-intel-toolchains.sh;
> > env -0", shell=True, executable="/bin/bash")
>
> That will start a new process (running ‘/bin/bash’), then execute some
> commands from a script file in that process.
>
> When that new process ends, any changes in its environment also
> disappear.
...unless the subprocess prints them out or something.
I think you skimmed the code and question a little too quickly.
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