I suggest you install hoogle or use the web interface as it can easily answer such questions for you:

http://www.haskell.org/hoogle/?hoogle=commaSep
http://www.haskell.org/hoogle/?hoogle=integer+%2bparsec

Cheers,
Thomas

On Sun, Aug 7, 2011 at 11:44 AM, michael rice <nowgate@yahoo.com> wrote:
What other imports must I add to get this to run. I can't seem to get it right.

Michael

=========

import Text.ParserCombinators.Parsec.Prim

main = case (parse numbers "" "11, 2, 43") of
         Left err  -> print err
         Right xs  -> print (sum xs)

numbers = commaSep integer

==============

[michael@sabal ~]$ ghc --make parsetest.hs
[1 of 1] Compiling Main             ( parsetest.hs, parsetest.o )

parsetest.hs:7:11: Not in scope: `commaSep'

parsetest.hs:7:20: Not in scope: `integer'
[michael@sabal ~]$ 


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