On Wednesday 06 October 2010, it occurred to Dave Angel to exclaim: > On 2:59 PM, Thomas Jollans wrote: > > <snip> > > % cat a.py > > foo = 'Meh.' > > import b > > > > % cat b.py > > from a import foo > > > > print(foo) > > > > % python a.py > > Meh. > > % > > But there are now two modules containing separate items foo, one is > called __main__, and the other is called a.
Good point. So let's change the example to match the intentions. % cat a.py foo = 'Meh.' import b % cat b.py from a import foo print(foo) % cat main.py import a % python3 main.py Meh. % > > The former is the script you ran, and the latter is the module imported > by b. Several problems could occur, including if foo were a list, and b > appended to it, the original script wouldn't see the change. > > DaveA -- http://mail.python.org/mailman/listinfo/python-list