Hi, So should I not use getattr()? If I have one class in one module, then should I use global? I found getattr() very easy to use, my only dowbt is that if there is going to be one class per module then will it be a good idea? some thing like module, class_name happy hacking. Krishnakantt. On Tue, 2009-01-13 at 23:55 -0800, Chris Rebert wrote:
> On Tue, Jan 13, 2009 at 11:49 PM, Krishnakant <krm...@gmail.com> wrote: > > On Tue, 2009-01-13 at 21:51 -0800, Chris Rebert wrote: > >> Assuming all the classes are in the same module as the main program: > >> > >> instance = vars()[class_name](args, to, init) > >> > > The classes are not in the same module. > > Every glade window is coupled with one py file (module) containing one > > class that has the events for the glade file. > > Inshort, there is one class in one module and they are all seperate. > >> Assuming the classes are all in the same module "mod", which is > >> separate from the main program: > >> > >> instance = getattr(mod, class_name)(args, to, init) > >> > > Can you explain the difference between getattr and var()? > > getattr(x, 'y') <==> x.y > > vars() gives a dict representing the current accessible variable > bindings (I should have instead recommended the related globals() > function) > globals() gives a dict representing the global variable bindings > For example: > #foo.py > class Foo(object): > #code here > > Foo() > #same as > globals()['Foo']() > #end of file > > Cheers, > Chris > -- http://mail.python.org/mailman/listinfo/python-list
