Difference between revisions of "Python starter script"
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Jump to navigationJump to search (New page: Category:Engineering Category:Python This is what I use to start most of my simple python scripts. <pre> #!/usr/bin/env python """This describes how to use the script. This script...) |
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def main (): | def main (): | ||
− | (options, args) = parse_args(') | + | (options, args) = parse_args('v') |
# if args<=0: | # if args<=0: | ||
# exit_with_usage() | # exit_with_usage() | ||
+ | if '-v' in options: | ||
+ | verbose_flag = True | ||
+ | else: | ||
+ | verbose_flag = False | ||
if __name__ == "__main__": | if __name__ == "__main__": |
Revision as of 16:30, 6 June 2007
This is what I use to start most of my simple python scripts.
#!/usr/bin/env python """This describes how to use the script. This script docstring documents the script and will also be printed by exit_with_usage() if there is a problem or if the user requests help (-?, --help, etc.). """ import sys, os, traceback import re import getopt from pexpect import run, spawn def exit_with_usage(): print globals()['__doc__'] os._exit(1) def parse_args (options=None, long_options=None): try: optlist, args = getopt.getopt(sys.argv[1:], options+'h?', long_options+['help','h','?']) except Exception, e: print str(e) exit_with_usage() options = dict(optlist) if [elem for elem in options if elem in ['-h','--h','-?','--?','--help']]: exit_with_usage() return (options, args) def main (): (options, args) = parse_args('v') # if args<=0: # exit_with_usage() if '-v' in options: verbose_flag = True else: verbose_flag = False if __name__ == "__main__": try: main() except Exception, e: print "ERROR, UNEXPECTED EXCEPTION" print str(e) traceback.print_exc() os._exit(1)