Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #7627

Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns?

Show key headers only | View raw

On 14/06/2011 18:48, Zach Dziura wrote:
[snip]
> I just have one quick question. On the line where you have zip(*arr),
> what is the * for? Is it like the pointer operator, such as with C? Or
> is it exactly the pointer operator?
>
[snip]
The * in the argument list of a function call unpacks the following
list as arguments for the call, for example, zip(*[0, 1, 2]) becomes
zip(0, 1, 2), so zip(*arr) becomes zip(arr[0], arr[1], ...).

There's also **, which unpacks a dict as keyword arguments.

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Zachary Dziura <zcdziura@gmail.com> - 2011-06-14 08:29 -0700
  Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Terry Reedy <tjreedy@udel.edu> - 2011-06-14 12:06 -0400
    Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Zach Dziura <zcdziura@gmail.com> - 2011-06-14 10:48 -0700
      Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? MRAB <python@mrabarnett.plus.com> - 2011-06-14 19:37 +0100
      Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Terry Reedy <tjreedy@udel.edu> - 2011-06-15 00:53 -0400
  Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Karim <karim.liateni@free.fr> - 2011-06-14 20:28 +0200
  Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Ben Finney <ben+python@benfinney.id.au> - 2011-06-15 09:40 +1000
    Re: What is the Most Efficient Way of Printing A Dict's Contents Out In Columns? Chris Angelico <rosuav@gmail.com> - 2011-06-15 10:08 +1000

csiph-web