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annotate python/diffex.py @ 756:12f0be02e9cc

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http://www.howtogeek.com/168147/add-public-ssh-key-to-remote-server-in-a-single-command/
author Jeff Hammel <k0scist@gmail.com>
date Wed, 05 Aug 2015 08:44:23 -0700
parents be91c9fb3147
children 4adc11d68e3d
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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 diff before v after of executables (requires http://k0s.org/hg/config/file/f71f6ffa731a/python/lsex.py)
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6 """
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7
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8 import difflib
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9 import lsex
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10 import optparse
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11 import os
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12 import subprocess
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13 import sys
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14 import tempfile
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16 def add_options(parser):
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17 """add options to the OptionParser instance"""
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19 def main(args=sys.argv[1:]):
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21 # parse command line options
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22 usage = '%prog [options] ...'
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23 class PlainDescriptionFormatter(optparse.IndentedHelpFormatter):
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24 """description formatter for console script entry point"""
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25 def format_description(self, description):
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26 if description:
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27 return description.strip() + '\n'
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28 else:
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29 return ''
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30 parser = optparse.OptionParser(usage=usage, description=__doc__, formatter=PlainDescriptionFormatter())
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31 options, args = parser.parse_args(args)
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32
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33 # get difference
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34 before = lsex.executable_names() # get executables before
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35 raw_input("Press [Enter] to continue")
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36 after = lsex.executable_names() # get executables after
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37
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38 # display
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39 added = [i for i in after if i not in before]
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40 removed = [i for i in before if i not in after]
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41 added.sort()
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42 removed.sort()
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44 display = [('Added', added),
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45 ('Removed', removed),
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46 ]
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47
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48 for display_name, var in display:
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49 if var:
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50 print '%s:' % display_name
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51 print '\n'.join(var)
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53 if __name__ == '__main__':
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54 main()
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