On Sat, May 02, 2015 at 04:25:41PM -0700, Alex McFerron wrote:
> trying to understand why this is true
[...]
> question: if y=x from step 2 (the copy job) is just creating a pointer y
> that points to the same thing as x then why when i set x = {} in step 5
> does that also not cause y to equal {}
Alex McFerron writes:
> trying to understand why this is true
>
> step 1: x = {}
Assignment; binds a reference (the name ‘x’) to a newly-created empty
dictionary.
> step 2: y = x
Assignment; binds a reference (the name ‘y’) to the object currently
referred to by ‘x’. That's the same object as
On 03/05/15 00:25, Alex McFerron wrote:
step 1: x = {}
step 2: y = x
step 3: x['key'] = 'value'
# at this point if i print x or y i see {'key', 'value'}
step 4: x['key'] = 'newValue' #and at this point printing x or y i see
{'key', 'newValue'} and this is true if this was y['key']
because of t
trying to understand why this is true
step 1: x = {}
step 2: y = x
step 3: x['key'] = 'value'
# at this point if i print x or y i see {'key', 'value'}
step 4: x['key'] = 'newValue' #and at this point printing x or y i see
{'key', 'newValue'} and this is true if this was y['key']
because of the b
> -Original Message-
> Message: 7
> Date: Fri, 05 Jan 2007 15:43:56 -0800
> From: "Raven Of Night Raven Of Night" <[EMAIL PROTECTED]>
> Subject: [Tutor] python dictionaries
> To: tutor@python.org
> Message-ID: <[EMAIL PROTECTED]>
> Content-Type
"Raven Of Night Raven Of Night" <[EMAIL PROTECTED]> wrote
> I don't understand, dictionarys only allow two elements so how can
> you
> include several generations in the dictinoary...
Grandfather -> Father -> Son
can be expressed as two pairs:
Grandfather -> Father
Father -> Son
Now you can
On 05/01/07, Raven Of Night Raven Of Night <[EMAIL PROTECTED]> wrote:
Hi, there was this two step program I was working on but i can only
complete
the first step.
- - Write a Who's Your Daddy? program that lets the user enter the name of
the male and produces the name of his father. Allow the u
Hi, there was this two step program I was working on but i can only complete
the first step.
- - Write a Who's Your Daddy? program that lets the user enter the name of
the male and produces the name of his father. Allow the user to add,
replace, and delete father son pairs. The program should a