annotate python/example/iterable.py @ 867:002c1e85ff30

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author Jeff Hammel <k0scist@gmail.com>
date Wed, 18 Jul 2018 11:18:32 -0700
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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 illustration of a class iterable
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6 """
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7 # XXX does not work!!@ TODO!!! XXX #
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8
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9 import argparse
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10 import sys
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11
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12 class MyIterable(object):
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13 def __init__(self, max):
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14 self.items = list(range(max))
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15 def __iter__(self):
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16 return self
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17 def next(self):
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18 for i in self.items:
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19 yield i
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20
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21 def main(args=sys.argv[1:]):
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22
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23 usage = '%prog [options]'
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24 parser = argparse.ArgumentParser(usage=usage, description=__doc__)
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25 options = parser.parse_args(args)
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26
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27 myiter = MyIterable(10)
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28 for i in myiter:
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29 print ('Hi {}'.format(i))
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30
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31 if __name__ == '__main__':
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32 main()