Here's a start by Guido: http://docs.python.org/tut/tut.html
And here's a bunch more: http://www.python.org/doc/Intros.html I'm not sure of your level of expertise, so I can't recommend any of them in particular. Darren Williams wrote: > That's just printing Tokens: 1 Tokens: 2 ... Tokens: 6000 etc... > > Can you recommend any tutorials for me? > > ----- Original Message ----- > From: "Eric Brunson" <[EMAIL PROTECTED]> > To: "Darren Williams" <[EMAIL PROTECTED]> > Cc: <tutor@python.org> > Sent: Monday, July 16, 2007 2:48 PM > Subject: Re: [Tutor] CGI Calculator > > > >> Darren Williams wrote: >> >>> Now another problem - the script is just printing the word 'Tokens' >>> over and over again, it's supposed to work like this (JavaScript >>> version made by me) - http://nazkyn.brinkster.net/1.8.html >>> >>> Thanks in advance for any help :) >>> >> It's doing exactly what you've told it to do: >> >> while usedPockets > totalJunkies - labSpace * 17: >> Tokens = Tokens + 1 >> usedPockets = (usedPockets - totalJunkies + labSpace) * 17 >> totalJunkies = totalJunkies + 1 >> print "Tokens" >> >> The print statement is inside the while loop and you've quoted the work >> "Tokens" so it's printing the string rather than the variable. >> >> How about grabbing a short tutorial on Python and reading through it to >> better understand the differences between Python and Javascript. If >> you're an experienced JS programmer it shouldn't take very long. >> >> This is probably closer is what I infer you're looking for: >> >> while usedPockets > totalJunkies - labSpace * 17: >> Tokens = Tokens + 1 >> usedPockets = (usedPockets - totalJunkies + labSpace) * 17 >> totalJunkies = totalJunkies + 1 >> print "Tokens: %s" % Tokens >> >> e. >> >> >>> ----- Original Message ----- From: "Eric Brunson" <[EMAIL PROTECTED]> >>> To: "Darren Williams" <[EMAIL PROTECTED]> >>> Cc: <tutor@python.org> >>> Sent: Monday, July 16, 2007 2:01 PM >>> Subject: Re: [Tutor] CGI Calculator >>> >>> >>> >>>> Darren Williams wrote: >>>> >>>>> Ok, now i've modified my script but am getting another error, i've >>>>> commented a few useless (hopefully) lines out - >>>>> >>>>> #!/usr/bin/env python >>>>> >>>>> import cgitb; cgitb.enable() >>>>> import cgi >>>>> >>>>> >>>>> >>>> [snip] >>>> >>>>> 17 while usedPockets > totalJunkies - labSpace * 17: >>>>> >>>>> 18 Tokens = Tokens + 1 >>>>> >>>>> 19 usedPockets = (usedPockets - totalJunkies + >>>>> labSpace) * 17 >>>>> >>>>> usedPockets = '192000', totalJunkies = '200', labSpace = '0' >>>>> >>>>> TypeError: unsupported operand type(s) for -: 'str' and 'str' >>>>> args = ("unsupported operand type(s) for -: 'str' and 'str'",) >>>>> >>>>> >>>> What does "dog" - "cat" mean? Similarly, what does "100" - "12" >>>> mean? It's not the same in Python as 100 - 12, because those are >>>> numbers, "100" and "12" are strings which happen to represent numbers. >>>> >>>> You need to coerce those strings into integers, maybe like this: >>>> >>>> usedPockets = int(form["usedPockets"].value) >>>> >>>> When you do that, you'll probably need to catch any exception that >>>> could occur if the string can't be converted. >>>> >>>> >>>>> It's confused me - it says I can't subtract a string from a string >>>>> but then gives the value's of the variables (that I randomly entered >>>>> into the form) at the bottom - usedPockets = '192000', totalJunkies >>>>> = '200', labSpace = '0' >>>>> >>>>> >>>> >> _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
