https://pypi.python.org/pypi/setproctitle

 

 

From: Python-Dev [mailto:python-dev-bounces+tritium-list=sdamon....@python.org] 
On Behalf Of Freddy Rietdijk
Sent: Saturday, March 18, 2017 9:15 AM
To: Python-Dev <python-dev@python.org>
Subject: [Python-Dev] Set program name through exec -a or environment variable

 

Hi,

 

I would like to know if you're open to supporting `exec -a` or an environment 
variable for setting `argv[0]`, and have some pointers as to where that should 
be implemented.

 

On Nixpkgs we typically use wrappers to set environment variables like PATH or 
PYTHONPATH for individual programs. Consider a program named `prog`. We move 
the original program `prog` to `.prog-wrapped` and then create a wrapper `prog` 
that does `exec -a prog .prog-wrapped`. 

 

Unfortunately `exec -a` does not work with Python. The process is still named 
`.prog-wrapped` (although that's not really a problem) but worse, `sys.argv[0]` 
is also `.prog-wrapped`. Currently we inject some code in programs that sets 
`sys.argv=[0] = "prog" but this is fragile and I would prefer to get rid of 
this.

 

Kind regards,

 

Frederik

 

 

_______________________________________________
Python-Dev mailing list
Python-Dev@python.org
https://mail.python.org/mailman/listinfo/python-dev
Unsubscribe: 
https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com

Reply via email to