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annotate python/find_duplicate_files.py @ 824:16200adbd4f0

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work around exit code for no changes
author Jeff Hammel <k0scist@gmail.com>
date Tue, 07 Feb 2017 10:28:00 -0800
parents bea4dd61ae45
children aa9a3850ed56
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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 find duplicate files in a directory
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6 """
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7
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8 # imports
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9 import argparse
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10 import os
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11 import subprocess
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12 import sys
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13
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15 class DuplicateFilesParser(argparse.ArgumentParser):
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16 """CLI option parser"""
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17
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18 def __init__(self, **kwargs):
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19 kwargs.setdefault('description', __doc__)
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20 argparse.ArgumentParser.__init__(self, **kwargs)
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21 self.add_argument('directory')
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22 self.options = None
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23
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24 def parse_args(self, *args, **kw):
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25 options = argparse.ArgumentParser.parse_args(self, *args, **kw)
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26 self.validate(options)
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27 self.options = options
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28 return options
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29
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30 def validate(self, options):
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31 """validate options"""
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32 if not os.path.isdir(options.directory):
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33 self.error("Not a directory: {}".format(options.directory))
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34
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36 def main(args=sys.argv[1:]):
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37 """CLI"""
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38
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39 # parse command line options
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40 parser = DuplicateFilesParser()
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41 options = parser.parse_args(args)
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42
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43 # get all files
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44 raise NotImplementedError('TODO') # -> record TODO items
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45
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46 if __name__ == '__main__':
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47 main()