[Eug-lug] Shell scripts to export environment variables?

[Fred James]

Rob Hudson wrote:

>I've got some Python scripts that rely on shell environment variables
>for certain things.  I wrote a simple script that did an export but it
>didn't take, and I'm guessing that the shell script gets its own
>environment, that when the script terminates goes away.
>
>Is there a way to write a shell script that can export an environment
>variable to the calling shell?
>
>I know I can set environment variables in Python, but I want to keep
>things modular so I can re-use the Python script and do things based
>on different environment settings.
>
>Thanks,
>Rob
>  
>
Rob Hudson
Create a file the contents of which are in the form ...

export ENV_VARIABLE1=value1
export ENV_VARIABLE2=value2
export ENV_VARIABLE3=value3
export ENV_VARIABLE4=value4

... "source" the file as ...

. filename

(that is dot space filename)
Hope this helps
Regards
Fred James