Mercurial > hg > MakeItSo
annotate makeitso/python_package/{{package}}/{{main}}.py @ 223:386745b7264c
one more time
| author | Jeff Hammel <k0scist@gmail.com> | 
|---|---|
| date | Mon, 14 Dec 2015 13:47:00 -0800 | 
| parents | ab726b2f3143 | 
| children | b4a3e8bbe095 | 
| rev | line source | 
|---|---|
| 79 | 1 #!/usr/bin/env python | 
| 159 | 2 # -*- coding: utf-8 -*- | 
| 79 | 3 | 
| 4 """ | |
| 5 {{description}} | |
| 6 """ | |
| 7 | |
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changeset | 8 # imports | 
| 188 | 9 import argparse | 
| 159 | 10 import os | 
| 11 import subprocess | |
| 79 | 12 import sys | 
| 207 | 13 import time | 
| 159 | 14 | 
| 210 
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changeset | 15 # python requirements | 
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changeset | 16 # (key, value) = (module, PyPI name) | 
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changeset | 17 requirements = () | 
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changeset | 18 for module, package in requirements: | 
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changeset | 19 try: | 
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changeset | 20 globals()[module] = __import__(module) | 
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changeset | 21 except ImportError: | 
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changeset | 22 # install requirement and try again | 
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changeset | 23 subprocess.check_call(['pip', 'install', package]) | 
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changeset | 24 args = [sys.executable] + sys.argv | 
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changeset | 25 os.execl(sys.executable, *args) | 
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changeset | 26 | 
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changeset | 27 # module globals | 
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changeset | 28 __all__ = ['main', 'Parser'] | 
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changeset | 29 here = os.path.dirname(os.path.realpath(__file__)) | 
| 188 | 30 string = (str, unicode) | 
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changeset | 31 | 
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changeset | 32 def ensure_dir(directory): | 
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changeset | 33 """ensure a directory exists""" | 
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changeset | 34 if os.path.exists(directory): | 
| 205 | 35 if not os.path.isdir(directory): | 
| 36 raise OSError("Not a directory: '{}'".format(directory)) | |
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changeset | 37 return directory | 
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changeset | 38 os.makedirs(directory) | 
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changeset | 39 return directory | 
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changeset | 40 | 
| 188 | 41 | 
| 42 class Parser(argparse.ArgumentParser): | |
| 43 """CLI option parser""" | |
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changeset | 44 def __init__(self, **kwargs): | 
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changeset | 45 kwargs.setdefault('formatter_class', argparse.RawTextHelpFormatter) | 
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changeset | 46 kwargs.setdefault('description', __doc__) | 
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changeset | 47 argparse.ArgumentParser.__init__(self, **kwargs) | 
| 207 | 48 self.add_argument('--monitor', dest='monitor', | 
| 49 type=float, metavar='SLEEP', | |
| 50 help="run in monitor mode") | |
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changeset | 51 self.options = None | 
| 188 | 52 | 
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changeset | 53 def parse_args(self, *args, **kw): | 
| 197 | 54 options = argparse.ArgumentParser.parse_args(self, *args, **kw) | 
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changeset | 55 self.validate(options) | 
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changeset | 56 self.options = options | 
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changeset | 57 return options | 
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changeset | 58 | 
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changeset | 59 def validate(self, options): | 
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changeset | 60 """validate options""" | 
| 79 | 61 | 
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changeset | 62 def main(args=sys.argv[1:]): | 
| 188 | 63 """CLI""" | 
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changeset | 64 | 
| 139 | 65 # parse command line options | 
| 197 | 66 parser = Parser() | 
| 188 | 67 options = parser.parse_args(args) | 
| 79 | 68 | 
| 207 | 69 try: | 
| 70 while True: | |
| 71 if options.monitor: | |
| 72 time.sleep(options.monitor) | |
| 73 else: | |
| 74 break | |
| 75 except KeyboardInterrupt: | |
| 76 pass | |
| 77 | |
| 79 | 78 if __name__ == '__main__': | 
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changeset | 79 main() | 
| 207 | 80 | 
