Formatting numbers

[Aahz Maruch]

In article <008401bef9dc$c0ff22e0$f29b12c2 at secret.pythonware.com>,
Fredrik Lundh <fredrik at pythonware.com> wrote:
>Ken Koller <ken.koller at kla-tencor.com> wrote:
>> 
>> for array in list:
>>     for number in array:
>>         print '%+10.4f' % (number,),
>>     print
>
>footnote: there's no need to wrap the value
>in a singleton tuple:
>
>         print '%+10.4f' % number,

footnote ^ 2: No need, yes, but strongly recommended anyway.  Makes it a
lot simpler if/when you modify the format string, particularly if you
intend your code to be used by Python newbies.  BTW, even that trailing
comma is unneeded.
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