[Tutor] Print a list in columnar format

[Bob Gailer]

At 02:27 PM 10/6/2004, Michael Knowles wrote:
>Two more newbie questions regarding printing to standard output (not a text
>file).  (I'm using version Python 2.3.4 on Win2000)
>
>This is the section of code which creates my results:
>
>     elif choice == 1:
>         aou = raw_input("\nEnter AOU or species: ")
>         results = [x for x in aou_species if x.lower().find(aou) != -1]
>         results.sort()
>         print "\nResults of ", aou, "\n", results
>
>
>One (this one feels like I should know it, but...):
>How do I print/display a list in column format?  For example, my results
>are displayed as in the Python Shell window:
>
>       ['04550 Dusky-capped Flycatcher \n', '24550 White-breasted
>Wood-Swallow \n']
>
>but I would like:
>
>       04550 Dusky-capped Flycatcher
>       24550 White-breasted Wood-Swallow
>

      print "Results of", aou
      for result in results:
          print result

>Two:
>Some of my results may have more species than can fit on my cmd window.  Is
>there a way to tell Python to stop printing at say 20 species and wait for
>the user to hit the Enter key before printing the next 20 species, etc?

      lines = 20
      for x in range(0, len(results), lines):
          for result in results[x:x+lines]
              print result
          raw_input('Hit Enter to continue')

>Thanks in advance,

Welcome in retrospect

>This is a very useful site

Yep

Bob Gailer
bgailer at alum.rpi.edu
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