At Friday 22/12/2006 22:24, Pyenos wrote:
> > "code"
> > var=1
> > class CLASS:
> > def METHOD1:
> > def METHOD2:
> > var+=var
> > return var
> > METHOD2() #line8
> > return var
> > METHOD1() #line10
> > "end code"
> >
> > Q1: does class CLASS inherit var=0 from line1?
> yes.
> > Q2: does def METHOD1 inherit var=0 from line1?
> no.
> > Q3: does def METHOD2 inherit var=0 from line1?
> no.
> > Q3: does line8 return '2'?
> no. will get unreferenced var error.
> > Q4: does line10 return '2\n2'?
> no. will get unreferenced var error.
Now I know that Q1 is also no, since var=1 from line 2 is a global
variable and I have not declared it as global inside def METHOD2. so
var within def METHOD2 is a different variable to the global variable var.
Read the Python Pitfalls I've send some minutes ago, and the tutorial
(specially http://docs.python.org/tut/node11.html#scopes) and then
re-answer your own questions.
--
Gabriel Genellina
Softlab SRL
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