zulip/scripts/lib/create-production-venv

#!/usr/bin/python

import os
import argparse
from os.path import dirname, abspath
import sys

ZULIP_PATH = dirname(dirname(dirname(abspath(__file__))))
if ZULIP_PATH not in sys.path:
    sys.path.append(ZULIP_PATH)

from zulip_tools import run
from scripts.lib.setup_venv import setup_virtualenv, VENV_DEPENDENCIES

parser = argparse.ArgumentParser(description="Create a production virtualenv with caching")
parser.add_argument("target")
args = parser.parse_args()

# install dependencies for setting up the virtualenv
run(["apt-get", "-y", "install"] + VENV_DEPENDENCIES)

cached_venv_path = setup_virtualenv(args.target, os.path.join(ZULIP_PATH, "requirements", "py2_prod.txt"))
# Now the virtualenv has been activated