day1/exercise/round_float.py
author Christopher Burns <chris.d.burns@gmail.com>
Tue, 29 Jun 2010 00:59:26 -0500
branchscipy2010
changeset 432 13e5d0e2cd40
parent 64 333092b68926
permissions -rw-r--r--
DOC: Add more slides on testing
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# round using int
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n = 17.3 # any float
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int (n + .5)
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# round it off to first decimal place
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round(amount * 10) / 10.0
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# round it off to nearest 5 paise
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round(amount * 20) / 20.0
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# exchange two variables
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a, b = b, a