On Tuesday, October 16, 2012 3:41:55 PM UTC+5:30, Marco Nawijn wrote:
> On Tuesday, October 16, 2012 10:48:17 AM UTC+2, Gaudha wrote:
>
> > my_package/
>
> >
>
> > __init__.py
>
> >
>
> > my_module1.py
>
> >
>
> > my_module2.py
>
> >
>
> > variables.py
>
> >
>
> >
>
> >
>
> > I want to define common variables in __init__.py and use the namespace in
> > my_module1.py or my_module2.py. Defining it is not a problem. How can call
> > it from my modules?
>
> >
>
> >
>
> >
>
> > If I define them in a module (say, variables.py), I can call them by
> > importing variables.py in other modules. How can it be done if I define it
> > in __init__.py?
>
> >
>
> >
>
> >
>
> > It may be a silly query as I am newbie in Python. But, I would be grateful
> > to get help.
>
>
>
> Hi,
>
>
>
> If you store the variables in __init__.py, you can import them from the
> package. So in your case suppose __init__.py contains:
>
> a = 10
>
> b = {1 :"Hello", 2: "World" }
>
>
>
> Than if you import my_package, you can access the variables as follows
> (interactive IPython session):
>
>
>
> In [1]: import my_package
>
>
>
> In [2]: my_pack
>
> my_package my_package/
>
>
>
> In [2]: my_package.
>
> my_package.a my_package.b
>
>
>
> In [2]: my_package.a
>
> Out[2]: 10
>
>
>
> In [3]: my_package.b
>
> Out[3]: {1: 'Hello', 2: 'World'}
>
>
>
> In [4]:
Yea. I got it. It was a new information for me. A module in a package can
import its own mother package to call the variables in __init__.
Is it funny or an extraordinary feature? Anyway. I felt it as something weird.
Guido should have done it something like how 'self' behaves in classes.
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