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Bug #1601630: little improvement to getopt docs

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This commit is contained in:
Georg Brandl 2006-11-23 09:55:07 +00:00
parent 39b8b6afb5
commit 3f969022c6
1 changed files with 6 additions and 3 deletions
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9
Doc/lib/libgetopt.tex
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@ -126,8 +126,9 @@ import getopt, sys
def main():
try:
opts, args = getopt.getopt(sys.argv[1:], "ho:v", ["help", "output="])
except getopt.GetoptError:
except getopt.GetoptError, err:
# print help information and exit:
print str(err) # will print something like "option -a not recognized"
usage()
sys.exit(2)
output = None
@ -135,11 +136,13 @@ def main():
for o, a in opts:
if o == "-v":
verbose = True
if o in ("-h", "--help"):
elif o in ("-h", "--help"):
usage()
sys.exit()
if o in ("-o", "--output"):
elif o in ("-o", "--output"):
output = a
else:
assert False, "unhandled option"
# ...
if __name__ == "__main__":