Thanks James, it works now :)

On Thu, Jun 18, 2015 at 3:04 PM, James Reeves <ja...@booleanknot.com> wrote:

> pmap is still semi-lazy, and there's little point to derefing futures in
> parallel.
>
> You'd be better off with:
>
>     (doseq [r results]
>       (deref r))
>
> Or:
>
>     (dorun (map deref results))
>
> - James
>
> On 18 June 2015 at 12:57, Haim Ashkenazi <haim.ashken...@gmail.com> wrote:
>
>> Thanks Luc,
>>
>> This was a simplification if what I really have :) I actually need the
>> result. The actual code was something like:
>>
>> (let [results (for [host hosts]
>>                   (future (remote-exec commands host)))]
>>     (pmap deref results))
>>
>> where remote-exec runs commands via ssh-clj.
>>
>> Is there another way to verify that the futures executed?
>>
>> Thanks.
>>
>>
>>
>>
>> On Thu, Jun 18, 2015 at 11:06 AM, Luc Prefontaine <
>> lprefonta...@softaddicts.ca> wrote:
>>
>>> Btwy,
>>>
>>> For is not a loop as in imperative  languages. It returns a lazy
>>> sequence.
>>>
>>> Luc P.
>>>
>>> Sent from my iPhone
>>>
>>> On Jun 18, 2015, at 07:51, Haim Ashkenazi <haim.ashken...@gmail.com>
>>> wrote:
>>>
>>> Hi,
>>>
>>> I'm trying boot scripting capabilities so I have the following file:
>>>
>>> #!/usr/bin/env boot
>>> (set-env!
>>>  :dependencies '[[org.clojure/clojure "1.6.0"]])
>>>
>>> (defn -main
>>>   []
>>>   (println "before")
>>>   (for [s ["one" "two" "three"]]
>>>     (do
>>>       (spit "output" s :append true)
>>>       (println s)))
>>>   (println "after"))
>>>
>>>
>>> When running this script form the command line all the stuff inside the
>>> *for* loop is doesn't seem to run:
>>>
>>> ✓ src ➤ ./testboot
>>> before
>>> after
>>>
>>> ... and there's no "out[put" file. Inside a REPL it runs without a
>>> problem. Am I missing something?
>>>
>>> Thanks in advance
>>>
>>> --
>>> Haim
>>>
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>>
>>
>>
>> --
>> Haim
>>
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>
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-- 
Haim

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