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1 #!/usr/bin/env python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 parse environment variables
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6 """
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7
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8 import argparse
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9 import os
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10 import subprocess
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11 import sys
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12
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13 def parse_env(output):
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14 return dict([line.split('=',1) for line in output.splitlines()])
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15
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16 def read_env(script):
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17 """read environment following source script"""
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18 command = 'bash -c "(. {} &> /dev/null) && /usr/bin/env"'.format(script)
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19 command = "(. {} &> /dev/null) && /usr/bin/env".format(script)
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20 output = subprocess.check_output(command, shell=True, env={})
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21 return parse_env(output)
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22
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23 def diff_env(script):
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24 before = parse_env(subprocess.check_output('/usr/bin/env', shell=True))
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25 after = read_env(script)
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26
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27
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28 if __name__ == '__main__':
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29 """test"""
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30
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31 import tempfile
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32 from pprint import pprint
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33
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34 example = """export FOO=bar
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35 export FLEEM=foobar"""
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36
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37
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38 fd, name = tempfile.mkstemp()
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39 os.write(fd, example)
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40 os.close(fd)
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41 print (open(name).read())
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42
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43 pprint(name)
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44 pprint(read_env(name))
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