Lists and Decimal numbers
Peter Otten
__peter__ at web.de
Wed Mar 20 11:52:00 EDT 2013
Ana DionĂsio wrote:
> So, I have this script that puts in a list every minute in 24 hours
>
> hour=[]
> i=0
> t=-(1.0/60.0)
> while i<24*60:
> i = i+1
> t = t+(1.0/60.0)
> hour.append([t])
In many cases you can write
for i in range(...):
...
instead of incrementing manually.
> When it is doing the cicle it can have all the decimal numbers, but I need
> to print the result with only 4 decimal numbers
>
> How can I define the number of decimal numbers I want to print in this
> case? For example with 4 decimal numbers, it would print:
>
> 0.0000
> 0.0167
> 0.0333
> ...
>
> Can you help?
>>> for i in range(24*60):
... print "{:.4f}".format(i/60.0)
...
0.0000
0.0167
0.0333
0.0500
[...]
23.9500
23.9667
23.9833
>>>
See also
<http://docs.python.org/2/library/string.html#format-specification-mini-language>
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