[Tutor] New 2 Python- Script 'kill' function/Ubuntu File Browser hide hidden files
ian505 at gmail.com
Sun Jan 13 22:04:11 CET 2008
Thanks, you helped more than you know.
On Jan 13, 2008 3:58 PM, bob gailer <bgailer at alum.rpi.edu> wrote:
> Ian Egland wrote:
> > Hello, I am new to Python (and OO programming in general) and I have a
> > script that I made through a tutorial.
> > # -*- coding: utf-8 -*-
> > # Copyright (C) 2007-2008 Ian Egland
> > # From the Non-Programmer's Guide to Python By Josh Cogliati
> > # 5.3 Exercise 1
> > # Modify the password guessing program to keep track of how many times
> > the user has entered the password wrong.
> > # If it is more than 3 times, print "That must have been complicated."
> > tries = 3
> > password = "What is the password?"
> > while password != "thepassword":
> > print "You have", tries, "remaining."
> > print "What is the password?"
> > password = raw_input("> ")
> > if password == "thepassword":
> > print "You got the password in only", 3 - tries, "tries!"
> > else:
> > tries = tries - 1
> > if tries == 0:
> > print "Sorry... but that was wrong. (again) Your not as
> > smart as I thought..."
> > else:
> > print "I am sorry, that was incorrect. Please try again."
> > quit
> > Now I cant see anything wrong with it... except that I don't think
> > that quit is the right function as when I run it this happens.
> quit is a function. The line above is a reference to the function rather
> than a call to the function. To call a function you must always add ()
> e.g. quit().
> Your goal here is to break out of the while loop. You can accomplish
> that with the break statement in place of the quit function call.
> I'd code this differently, to take advantage of the for loop and to
> reduce redundant code. I also corrected spelling, introduced a
> "constant" and enhanced things so try is singular or plural as needed.
> MAXTRY = 3
> for tries in range(MAXTRY, 0, -1):
> if tries == 1:
> print "You have 1 try remaining."
> print "You have", tries, "tries remaining."
> print "What is the password?"
> password = raw_input("> ")
> if password == "thepassword":
> attempts = MAXTRY - tries + 1
> if attempts == 1:
> print "You got the password in only 1 try!"
> print "You got the password in only", attempts, "tries!"
> elif tries > 1:
> print "I am sorry, that was incorrect. Please try again."
> print "Sorry... but that was wrong. (again) You're not as smart
> as I thought..."
> That is more than you requested, and I hope it all helps your learning.
My Website: http://www.64digits.net/
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