show-process-environment

#!/usr/bin/python
import sys

# if we're not given a pid assume the current process
process_id = sys.argv[1] if len(sys.argv) > 1 else 'self'
environ_file = '/proc/{}/environ'.format(process_id)

environment = {}

with open(environ_file) as f:
    for setting in f.read().split('\x00'):

        if '=' in setting:
            name, value = setting.split('=', 1)

        environment[name] = value

names = environment.keys()
names.sort()

for name in names:
    print "{} == {}".format(name, environment[name])