[Python-Dev] accumulator display syntax
Greg Ewing
greg at cosc.canterbury.ac.nz
Sun Oct 19 19:45:04 EDT 2003
Sean Ross <seandavidross at hotmail.com> generated:
> # (3) parentheses
> sumofsquares = sum((yield x*x for x in myList))
I think this one illustrates why requiring parentheses
around a bare "yield..." would be a bad idea.
> # (14) unpacking (*)
> sumofsquares = sum(*[x*x for x in myList])
That already has a meaning (you're passing the result of
a list comp as a * argument to the function).
Greg Ewing, Computer Science Dept, +--------------------------------------+
University of Canterbury, | A citizen of NewZealandCorp, a |
Christchurch, New Zealand | wholly-owned subsidiary of USA Inc. |
greg at cosc.canterbury.ac.nz +--------------------------------------+
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