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day1/exercise/round_float.py
author Prabhu Ramachandran <prabhu@aero.iitb.ac.in>
Mon, 21 Jun 2010 00:49:03 -0400
branchscipy2010
changeset 412 ca04d463c573
parent 64 333092b68926
permissions -rw-r--r--
ENH: Enhanced the problem set building on the image handing and arrays. Illustrated dtypes, casting and their importance along with an example using RGBA images. Also introduce edge detection.
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333092b68926 Added quiz tex file and all exercise problems Madhu worked out.
Madhusudan.C.S <madhusudancs@gmail.com>
parents:
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# round using int
333092b68926 Added quiz tex file and all exercise problems Madhu worked out.
Madhusudan.C.S <madhusudancs@gmail.com>
parents:
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n = 17.3 # any float
333092b68926 Added quiz tex file and all exercise problems Madhu worked out.
Madhusudan.C.S <madhusudancs@gmail.com>
parents:
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int (n + .5)
333092b68926 Added quiz tex file and all exercise problems Madhu worked out.
Madhusudan.C.S <madhusudancs@gmail.com>
parents:
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333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




     5


# round it off to first decimal place













333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




     6


round(amount * 10) / 10.0













333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




     7














333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




     8


# round it off to nearest 5 paise













333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




     9


round(amount * 20) / 20.0













333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




    10














333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




    11


# exchange two variables













333092b68926
Added quiz tex file and all exercise problems Madhu worked out.



Madhusudan.C.S <madhusudancs@gmail.com>


parents: 

diff
changeset




    12


a, b = b, a















Workshop materials