Shane Hathaway wrote:
> For each block statement, it is necessary to create a *new* iterator,
> since iterators that have stopped are required to stay stopped. So at a
> minimum, used-defined statements will need to call something, and thus
> will have parentheses.
Not necessarily!
class Frobbing:
def __neg__(self):
begin_frobbing()
try:
yield
finally:
end_frobbing()
frobbing = Frobbing()
...
-frobbing:
do_something()
--
Greg Ewing, Computer Science Dept, +--------------------------------------+
University of Canterbury, | A citizen of NewZealandCorp, a |
Christchurch, New Zealand | wholly-owned subsidiary of USA Inc. |
greg.ewing at canterbury.ac.nz +--------------------------------------+
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