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running an existing script

Ethan Furman ethan at stoneleaf.us
Wed Jun 22 12:51:03 EDT 2011 
Adam Chapman wrote:
> On Jun 22, 4:54 pm, Adam Chapman <adamchapman1... at hotmail.co.uk>
> wrote:
>> On Jun 21, 9:12 pm, Adam Chapman <adamchapman1... at hotmail.co.uk>
>> wrote:
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>> On Jun 21, 8:00 pm, Ethan Furman <et... at stoneleaf.us> wrote:
>>>> Adam Chapman wrote:
>>>>> Thanks Ethan
>>>>> No way could I have worked that out in my state of stress!
>>>>> For your second idea, would I need to type that into the python command
>>>>> line interface (the one that looks like a DOS window?
>>>> If you are actually in a python CLI, at the top of that screen does it
>>>> say something like
>>>> Python 2.5.4 (r254:67916, Dec 23 2008, 15:10:54) [MSC v.1310 32 bit
>>>> (Intel)] on win32
>>>> Type "help", "copyright", "credits" or "license" for more information.
>>>> ?
>>>> If yes, then what I wrote earlier should actually work (I downloaded
>>>> jBoost and looked at the nfold.py script).  Here it is again:
>>>> --> import os
>>>> --> os.chdir('path/to/nfold.py') # don't include nfold.py  ;)
>>>> --> import nfold
>>>> --> import sys
>>>> --> sys.argv = ["nfold.py", "--folds=5", "--data=spambase.data",
>>>> ... "--spec=spambase.spec", "--rounds=500", "--tree=ADD_ALL",
>>>> ... "--generate" ]
>>>> ...
>>>> --> nfold.main()
>>>> I fixed the sys.argv line from last time.
>>>> Good luck!
>>>> ~Ethan~
>>> Thanks to both of you for your help.
>>> It's getting late here, I'll give it another try tomorrow
>> I've added the python directories to the environment variable "path"
>> in my computer (http://showmedo.com/videotutorials/video?
>> name=960000&fromSeriesID=96), which means I can now call python from
>> the windows DOS-style command prompt.
>>
>> My formatting must be wrong when calling the nfold.py script to run.
>> My connad prompt call and the computer's response look like this:
>>
>> C:\Users\Adam\Desktop\JBOOST\jboost-2.2\jboost-2.2\scripts>nfold.py
>> nfold.py
>>   File "C:\Users\Adam\Desktop\JBOOST\jboost-2.2\jboost-2.2\scripts
>> \nfold.py", line 13
>>     print 'Usage: nfold.py <--booster=boosttype> <--folds=number> [--
>> generate | --dir=dir] [--data=file --spec=file] [--rounds=number --
>> tree=treetype]'
>>
>> ^
>> SyntaxError: invalid syntax
>>
>> What I dont understand is that some of the parameters in the syntax it
>> printed back are in <> brackets, and others in [] brackets.
>>
>> I assume this is something a regular python user could notice straight
>> away.
>>
>> Please let me know, I'd be very grateful
> 
> I just tried
> 
> nfold.py --booster=Adaboost --folds=5 --data=spambase.data --
> spec=spambase.spec --rounds=500 --tree=ADD_ALL --generate --dir=C:
> \Users\Adam\Desktop\cvdata
> 
> in the dos-style command prompt. It didn'g vive a syntax error this
> time, it just repeated my command back to me in text. I assume I
> called code correctly, but it didn't make a new folder full of data
> like it should have.
> 

Which version of jBoost, and which version of Python?

~Ethan~
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