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annotate makeitso/python_package/{{package}}/{{main}}.py @ 207:04c5464355b8

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author Jeff Hammel <k0scist@gmail.com>
date Tue, 27 Jan 2015 12:21:45 -0800
parents d9d7bfdb54db
children ab726b2f3143
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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 {{description}}
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6 """
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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 import time
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14
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15 # module globals
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16 __all__ = ['main', 'Parser']
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17 here = os.path.dirname(os.path.realpath(__file__))
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18 string = (str, unicode)
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20 def ensure_dir(directory):
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21 """ensure a directory exists"""
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22 if os.path.exists(directory):
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23 if not os.path.isdir(directory):
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24 raise OSError("Not a directory: '{}'".format(directory))
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25 return directory
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26 os.makedirs(directory)
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27 return directory
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30 class Parser(argparse.ArgumentParser):
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31 """CLI option parser"""
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32 def __init__(self, **kwargs):
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33 kwargs.setdefault('formatter_class', argparse.RawTextHelpFormatter)
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34 kwargs.setdefault('description', __doc__)
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35 argparse.ArgumentParser.__init__(self, **kwargs)
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36 self.add_argument('--monitor', dest='monitor',
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37 type=float, metavar='SLEEP',
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38 help="run in monitor mode")
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39 self.options = None
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41 def parse_args(self, *args, **kw):
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42 options = argparse.ArgumentParser.parse_args(self, *args, **kw)
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43 self.validate(options)
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44 self.options = options
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45 return options
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47 def validate(self, options):
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48 """validate options"""
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50 def main(args=sys.argv[1:]):
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51 """CLI"""
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53 # parse command line options
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54 parser = Parser()
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55 options = parser.parse_args(args)
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57 try:
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58 while True:
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59 if options.monitor:
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60 time.sleep(options.monitor)
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61 else:
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62 break
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63 except KeyboardInterrupt:
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64 pass
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66 if __name__ == '__main__':
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67 main()
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