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stevekrenzel/gist:1807100

Created February 12, 2012 07:42
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gistfile1.py
from sys import argv, exit
types = {
'simple': lambda capital, rate, time: capital * (1 + (rate * time)),
'compound': lambda capital, rate, time: capital * ((1 + rate) ** time)
}
if len(argv) != 5 or argv[1] not in types:
print "usage: %s <%s> capital rate time" % (argv[0], '|'.join(types))
exit(1)
capital, rate, time = map(float, argv[2:])
print types[argv[1]](capital, rate, time)
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