Is there a better/simpler way to filter blank lines?

Arnaud Delobelle arnodel at
Wed Nov 5 22:23:57 CET 2008

Lie <Lie.1296 at> writes:
> What makes a generator expression is "<exp> for <var-or-tuple> in
> <exp>".
> Parenthesis is generally required because without it, it's almost
> impossible to differentiate it with the surrounding. But it is not
> part of the formally required syntax.

... But *every* generator expression is surrounded by parentheses, isn't


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