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view python/example/install_and_exec.py @ 807:26786fae0703

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this relies on a requirement that is not part of my (2.7.12) stdlib; i almost deleted it. instead, i will keep for fun and note the requirement for further research
author Jeff Hammel <k0scist@gmail.com>
date Fri, 28 Oct 2016 17:09:04 -0700
parents 9cb40c01c10a
children
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#!/usr/bin/env python
# -*- coding: utf-8 -*-

"""
illustrates installation and execution following installation
"""

import os
import subprocess
import sys

here = os.path.dirname(os.path.realpath(__file__))

try:
    import gnupg
    print ("gnupg installed")
except ImportError:
    print ("gnupg not installed")
    subprocess.check_call(['pip', 'install', 'gnupg'])
    args = [sys.executable] + sys.argv
    os.execl(sys.executable, *args)