Re: [Tutor] Class instance understanding = None

2009-02-27 Thread David
David wrote: but when I change it to; start_total() start = start_total() a = Account(start) here is the error; Enter Amount: 100 Traceback (most recent call last): File "./py_pettycash.py", line 77, in menu() File "./py_pettycash.py", line 53, in menu a.deposit(cash) File "./py_

Re: [Tutor] Class instance understanding = None

2009-02-27 Thread David
Andre Engels wrote: The more preferable method is to leave the class alone, and call getbalance by hand: data = float('100.00') a = Account(data) p = a.getbalance() print 'balance = ', p remove_data = float('50.00') a.withdraw(remove_data) w = a.getbalance() print "withdraw = ", w add_data = f

Re: [Tutor] Class instance understanding = None

2009-02-27 Thread David
Thank you spir and Andre for the explanation. You are very good teachers. I can now continue. I am sure I will be back. Next I am going to set up a menu to enter amounts and also a way to store the resulting balance. Is cPickle a good way to do this? -david -- Powered by Gentoo GNU/LINUX http:/

Re: [Tutor] Class instance understanding = None

2009-02-27 Thread David
Thank you spir and Andre for the explanation. You are very good teachers. I can now continue. I am sure I will be back. Next I am going to set up a menu to enter amounts and also a way to store the resulting balance. Is cPickle a good way to do this? -david -- Powered by Gentoo GNU/LINUX http

Re: [Tutor] Class instance understanding = None

2009-02-27 Thread Andre Engels
On Fri, Feb 27, 2009 at 6:06 AM, David wrote: > Hi Everyone, > I go through the archived [Tutor] mail list to find programs others have > tried to do. I found one that would keep track of a petty cash fund. please > point out my misunderstanding. > Here is what I started with; > > #!/usr/bin/pyth

Re: [Tutor] Class instance understanding = None

2009-02-26 Thread spir
Le Fri, 27 Feb 2009 00:06:59 -0500, David s'exprima ainsi: > Hi Everyone, > I go through the archived [Tutor] mail list to find programs others have > tried to do. I found one that would keep track of a petty cash fund. > please point out my misunderstanding. > Here is what I started with; > >

Re: [Tutor] Class instance understanding = None

2009-02-26 Thread spir
Le Fri, 27 Feb 2009 00:06:59 -0500, David s'exprima ainsi: > Hi Everyone, > I go through the archived [Tutor] mail list to find programs others have > tried to do. I found one that would keep track of a petty cash fund. > please point out my misunderstanding. > Here is what I started with; > [