[Tutor] Problem with turtle
Marco Rompré
marcodrompre at gmail.com
Thu Mar 11 23:53:54 CET 2010
It does not work either with the for n in range (10):
On Thu, Mar 11, 2010 at 2:53 PM, Vern Ceder <vceder at canterburyschool.org>wrote:
> Ooops... missed a closing parenthese... that should be:
>
>
> for n in range(10):
> <square and triange code here...>
>
> Vern Ceder wrote:
>
>> It looks like the indentation of n = n + 1 is wrong - it will be outside
>> of the while loop and so n will never increment and the loop will never end.
>>
>> Instead of a while loop I would suggest a for loop:
>>
>> for n in range(10:
>> <square and triange code here...>
>>
>> HTH,
>>
>> Vern
>>
>> Marco Rompré wrote:
>>
>>> I wanted turtle to draw alternatively a square and a triangle with a
>>> space between them each with a specific color, angle(orientation as you
>>> said), size. Instead, turtle was drawing a yellow square then it was drawing
>>> a triangle on the sqare but with no lines whatsovever like it was just going
>>> over it and the last problem was that it was never stopping and i had to
>>> rstart the shell to make it stop.
>>>
>>> I hope I am more precis with my explanations.
>>>
>>> Thanks for helping me learn
>>>
>>> On Thu, Mar 11, 2010 at 1:26 PM, Alan Gauld <alan.gauld at btinternet.com<mailto:
>>> alan.gauld at btinternet.com>> wrote:
>>>
>>>
>>> "Marco Rompré" <marcodrompre at gmail.com
>>> <mailto:marcodrompre at gmail.com>> wrote
>>>
>>>
>>> Hi! I am relatively new to python and turtle and I really need
>>> your help.
>>>
>>>
>>> Thats what we are hee for but....
>>>
>>>
>>> Here's my code: ignore my comments
>>>
>>>
>>> n=0
>>> while n < 10 :
>>> down() # abaisser le crayon
>>> carre(25, 'yellow', 0) # tracer un carré
>>> up()
>>> forward(30)
>>> triangle(90, 'blue',0)
>>> n = n + 1
>>>
>>>
>>> If I am to vague I wanted to do successfully exercise 7.6 in
>>> Gérard Swinnen
>>> tutorial for Python
>>>
>>> It was supposed to look like this
>>>
>>>
>>> So what happens? Is there an error message or does it just draw
>>> the wrong thing? Don't make us guess...
>>>
>>>
>>>
>>> -- Alan Gauld
>>> Author of the Learn to Program web site
>>> http://www.alan-g.me.uk/
>>>
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>>>
>>>
>>> --
>>> Marc-O. Rompré
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
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>>
>>
> --
> This time for sure!
> -Bullwinkle J. Moose
> -----------------------------
> Vern Ceder, Director of Technology
> Canterbury School, 3210 Smith Road, Ft Wayne, IN 46804
> vceder at canterburyschool.org; 260-436-0746; FAX: 260-436-5137
>
> The Quick Python Book, 2nd Ed - http://bit.ly/bRsWDW
>
--
Marc-O. Rompré
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