Identifying Caller

[Alex Martelli]

Tonguç Yumruk wrote:

> Is there a way to identify the caller of a function? For example:
> 
> def foo():
> print <Caller Functions name>
> 
> def bar():
> foo()
> 
> I want foo to print "bar"... And it will be great if I can also detect
> call is came from which module.

See function _getframe in module sys.  The frame object that
it returns has many attributes useful for your tasks.  In particular,
sys._getframe(1).f_code.co_name should be 'bar' as you require,
and sys._getframe(1).f_globals['__name__'] should be the module
name which you desire.


Alex